81255366

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{65423}}^1$

素因数の和:65457

約数の個数: 32

約数和(自身を含む): 188421120

約数和(自身を除く): 107165754

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 65423, 130846, 196269, 392538, 588807, 1177614, 1504729, 1766421, 3009458, 3532842, 4514187, 9028374, 13542561, 27085122, 40627683, 81255366]

約数ペア:

[(1, 81255366), (2, 40627683), (3, 27085122), (6, 13542561), (9, 9028374), (18, 4514187), (23, 3532842), (27, 3009458), (46, 1766421), (54, 1504729), (69, 1177614), (138, 588807), (207, 392538), (414, 196269), (621, 130846), (1242, 65423)]