7678665

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2473}}^1$

素因数の和:2510

約数の個数: 32

約数和(自身を含む): 14250240

約数和(自身を除く): 6571575

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 2473, 3105, 7419, 12365, 22257, 37095, 56879, 66771, 111285, 170637, 284395, 333855, 511911, 853185, 1535733, 2559555, 7678665]

約数ペア:

[(1, 7678665), (3, 2559555), (5, 1535733), (9, 853185), (15, 511911), (23, 333855), (27, 284395), (45, 170637), (69, 111285), (115, 66771), (135, 56879), (207, 37095), (345, 22257), (621, 12365), (1035, 7419), (2473, 3105)]