3949492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 7343840

約数和(自身を除く): 3394348

約数列:

[1, 2, 4, 19, 38, 76, 157, 314, 331, 628, 662, 1324, 2983, 5966, 6289, 11932, 12578, 25156, 51967, 103934, 207868, 987373, 1974746, 3949492]

約数ペア:

[(1, 3949492), (2, 1974746), (4, 987373), (19, 207868), (38, 103934), (76, 51967), (157, 25156), (314, 12578), (331, 11932), (628, 6289), (662, 5966), (1324, 2983)]