8918775

素因数分解:

$3^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 16700320

約数和(自身を除く): 7781545

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 135, 181, 219, 225, 365, 543, 657, 675, 905, 1095, 1629, 1825, 1971, 2715, 3285, 4525, 4887, 5475, 8145, 9855, 13213, 13575, 16425, 24435, 39639, 40725, 49275, 66065, 118917, 122175, 198195, 330325, 356751, 594585, 990975, 1783755, 2972925, 8918775]

約数ペア:

[(1, 8918775), (3, 2972925), (5, 1783755), (9, 990975), (15, 594585), (25, 356751), (27, 330325), (45, 198195), (73, 122175), (75, 118917), (135, 66065), (181, 49275), (219, 40725), (225, 39639), (365, 24435), (543, 16425), (657, 13575), (675, 13213), (905, 9855), (1095, 8145), (1629, 5475), (1825, 4887), (1971, 4525), (2715, 3285)]