81304689

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{3019}}^1$

素因数の和:3260

約数の個数: 16

約数和(自身を含む): 111329280

約数和(自身を除く): 30024591

約数列:

[1, 3, 47, 141, 191, 573, 3019, 8977, 9057, 26931, 141893, 425679, 576629, 1729887, 27101563, 81304689]

約数ペア:

[(1, 81304689), (3, 27101563), (47, 1729887), (141, 576629), (191, 425679), (573, 141893), (3019, 26931), (8977, 9057)]