28290147318

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:808

約数の個数: 160

約数和(自身を含む): 67866480000

約数和(自身を除く): 39576332682

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 113, 114, 162, 163, 171, 226, 326, 339, 342, 489, 499, 513, 678, 978, 998, 1017, 1026, 1467, 1497, 1539, 2034, 2147, 2934, 2994, 3051, 3078, 3097, 4294, 4401, 4491, 6102, 6194, 6441, 8802, 8982, 9153, 9291, 9481, 12882, 13203, 13473, 18306, 18419, 18582, 18962, 19323, 26406, 26946, 27873, 28443, 36838, 38646, 40419, 55257, 55746, 56387, 56886, 57969, 80838, 81337, 83619, 85329, 110514, 112774, 115938, 162674, 165771, 167238, 169161, 170658, 173907, 244011, 250857, 255987, 331542, 338322, 347814, 349961, 488022, 497313, 501714, 507483, 511974, 699922, 732033, 767961, 994626, 1014966, 1049883, 1071353, 1464066, 1491939, 1522449, 1535922, 1545403, 2099766, 2142706, 2196099, 2983878, 3044898, 3090806, 3149649, 3214059, 4392198, 4567347, 4636209, 6299298, 6428118, 6588297, 9134694, 9191081, 9272418, 9448947, 9642177, 13176594, 13908627, 18382162, 18897894, 19284354, 27573243, 27817254, 28346841, 28926531, 41725881, 55146486, 56693682, 57853062, 82719729, 83451762, 86779593, 125177643, 165439458, 173559186, 174630539, 248159187, 250355286, 349261078, 496318374, 523891617, 744477561, 1047783234, 1488955122, 1571674851, 3143349702, 4715024553, 9430049106, 14145073659, 28290147318]

約数ペア:

[(1, 28290147318), (2, 14145073659), (3, 9430049106), (6, 4715024553), (9, 3143349702), (18, 1571674851), (19, 1488955122), (27, 1047783234), (38, 744477561), (54, 523891617), (57, 496318374), (81, 349261078), (113, 250355286), (114, 248159187), (162, 174630539), (163, 173559186), (171, 165439458), (226, 125177643), (326, 86779593), (339, 83451762), (342, 82719729), (489, 57853062), (499, 56693682), (513, 55146486), (678, 41725881), (978, 28926531), (998, 28346841), (1017, 27817254), (1026, 27573243), (1467, 19284354), (1497, 18897894), (1539, 18382162), (2034, 13908627), (2147, 13176594), (2934, 9642177), (2994, 9448947), (3051, 9272418), (3078, 9191081), (3097, 9134694), (4294, 6588297), (4401, 6428118), (4491, 6299298), (6102, 4636209), (6194, 4567347), (6441, 4392198), (8802, 3214059), (8982, 3149649), (9153, 3090806), (9291, 3044898), (9481, 2983878), (12882, 2196099), (13203, 2142706), (13473, 2099766), (18306, 1545403), (18419, 1535922), (18582, 1522449), (18962, 1491939), (19323, 1464066), (26406, 1071353), (26946, 1049883), (27873, 1014966), (28443, 994626), (36838, 767961), (38646, 732033), (40419, 699922), (55257, 511974), (55746, 507483), (56387, 501714), (56886, 497313), (57969, 488022), (80838, 349961), (81337, 347814), (83619, 338322), (85329, 331542), (110514, 255987), (112774, 250857), (115938, 244011), (162674, 173907), (165771, 170658), (167238, 169161)]