1390862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:535

約数の個数: 16

約数和(自身を含む): 2294784

約数和(自身を除く): 903922

約数列:

[1, 2, 11, 22, 191, 331, 382, 662, 2101, 3641, 4202, 7282, 63221, 126442, 695431, 1390862]

約数ペア:

[(1, 1390862), (2, 695431), (11, 126442), (22, 63221), (191, 7282), (331, 4202), (382, 3641), (662, 2101)]