20173065309

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 31216373760

約数和(自身を除く): 11043308451

約数列:

[1, 3, 9, 27, 67, 81, 103, 151, 201, 239, 309, 453, 603, 717, 927, 1359, 1809, 2151, 2781, 4077, 5427, 6453, 6901, 8343, 10117, 12231, 15553, 16013, 19359, 20703, 24617, 30351, 36089, 46659, 48039, 62109, 73851, 91053, 108267, 139977, 144117, 186327, 221553, 273159, 324801, 419931, 432351, 558981, 664659, 819477, 974403, 1042051, 1259793, 1297053, 1649339, 1993977, 2417963, 2923209, 3126153, 3717167, 4948017, 7253889, 9378459, 11151501, 14844051, 21761667, 28135377, 33454503, 44532153, 65285001, 84406131, 100363509, 133596459, 195855003, 249050189, 301090527, 747150567, 2241451701, 6724355103, 20173065309]

約数ペア:

[(1, 20173065309), (3, 6724355103), (9, 2241451701), (27, 747150567), (67, 301090527), (81, 249050189), (103, 195855003), (151, 133596459), (201, 100363509), (239, 84406131), (309, 65285001), (453, 44532153), (603, 33454503), (717, 28135377), (927, 21761667), (1359, 14844051), (1809, 11151501), (2151, 9378459), (2781, 7253889), (4077, 4948017), (5427, 3717167), (6453, 3126153), (6901, 2923209), (8343, 2417963), (10117, 1993977), (12231, 1649339), (15553, 1297053), (16013, 1259793), (19359, 1042051), (20703, 974403), (24617, 819477), (30351, 664659), (36089, 558981), (46659, 432351), (48039, 419931), (62109, 324801), (73851, 273159), (91053, 221553), (108267, 186327), (139977, 144117)]