40696947

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{647}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 61158240

約数和(自身を除く): 20461293

約数列:

[1, 3, 9, 29, 87, 241, 261, 647, 723, 1941, 2169, 5823, 6989, 18763, 20967, 56289, 62901, 155927, 168867, 467781, 1403343, 4521883, 13565649, 40696947]

約数ペア:

[(1, 40696947), (3, 13565649), (9, 4521883), (29, 1403343), (87, 467781), (241, 168867), (261, 155927), (647, 62901), (723, 56289), (1941, 20967), (2169, 18763), (5823, 6989)]