66706257

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{1889}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 90720000

約数和(自身を除く): 24013743

約数列:

[1, 3, 79, 149, 237, 447, 1889, 5667, 11771, 35313, 149231, 281461, 447693, 844383, 22235419, 66706257]

約数ペア:

[(1, 66706257), (3, 22235419), (79, 844383), (149, 447693), (237, 281461), (447, 149231), (1889, 35313), (5667, 11771)]