1391906878

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{72367}}^1$

素因数の和:72591

約数の個数: 16

約数和(自身を含む): 2136303360

約数和(自身を除く): 744396482

約数列:

[1, 2, 59, 118, 163, 326, 9617, 19234, 72367, 144734, 4269653, 8539306, 11795821, 23591642, 695953439, 1391906878]

約数ペア:

[(1, 1391906878), (2, 695953439), (59, 23591642), (118, 11795821), (163, 8539306), (326, 4269653), (9617, 144734), (19234, 72367)]