28956456

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 84146400

約数和(自身を除く): 55189944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 61, 72, 76, 114, 122, 152, 171, 183, 228, 244, 342, 347, 366, 456, 488, 549, 684, 694, 732, 1041, 1098, 1159, 1368, 1388, 1464, 2082, 2196, 2318, 2776, 3123, 3477, 4164, 4392, 4636, 6246, 6593, 6954, 8328, 9272, 10431, 12492, 13186, 13908, 19779, 20862, 21167, 24984, 26372, 27816, 39558, 41724, 42334, 52744, 59337, 63501, 79116, 83448, 84668, 118674, 127002, 158232, 169336, 190503, 237348, 254004, 381006, 402173, 474696, 508008, 762012, 804346, 1206519, 1524024, 1608692, 2413038, 3217384, 3619557, 4826076, 7239114, 9652152, 14478228, 28956456]

約数ペア:

[(1, 28956456), (2, 14478228), (3, 9652152), (4, 7239114), (6, 4826076), (8, 3619557), (9, 3217384), (12, 2413038), (18, 1608692), (19, 1524024), (24, 1206519), (36, 804346), (38, 762012), (57, 508008), (61, 474696), (72, 402173), (76, 381006), (114, 254004), (122, 237348), (152, 190503), (171, 169336), (183, 158232), (228, 127002), (244, 118674), (342, 84668), (347, 83448), (366, 79116), (456, 63501), (488, 59337), (549, 52744), (684, 42334), (694, 41724), (732, 39558), (1041, 27816), (1098, 26372), (1159, 24984), (1368, 21167), (1388, 20862), (1464, 19779), (2082, 13908), (2196, 13186), (2318, 12492), (2776, 10431), (3123, 9272), (3477, 8328), (4164, 6954), (4392, 6593), (4636, 6246)]