81437030721

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{1459}}^1\times {\mathrm{22229}}^1$

素因数の和:23731

約数の個数: 40

約数和(自身を含む): 125668857600

約数和(自身を除く): 44231826879

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 1459, 2511, 4377, 13131, 22229, 39393, 45229, 66687, 118179, 135687, 200061, 407061, 600183, 689099, 1221183, 1800549, 2067297, 3663549, 6201891, 18605673, 32432111, 55817019, 97296333, 291888999, 875666997, 1005395441, 2627000991, 3016186323, 9048558969, 27145676907, 81437030721]

約数ペア:

[(1, 81437030721), (3, 27145676907), (9, 9048558969), (27, 3016186323), (31, 2627000991), (81, 1005395441), (93, 875666997), (279, 291888999), (837, 97296333), (1459, 55817019), (2511, 32432111), (4377, 18605673), (13131, 6201891), (22229, 3663549), (39393, 2067297), (45229, 1800549), (66687, 1221183), (118179, 689099), (135687, 600183), (200061, 407061)]