406586570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{3137}}^1$

素因数の和:4154

約数の個数: 32

約数和(自身を含む): 789194448

約数和(自身を除く): 382607878

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 997, 1994, 3137, 4985, 6274, 9970, 12961, 15685, 25922, 31370, 40781, 64805, 81562, 129610, 203905, 407810, 3127589, 6255178, 15637945, 31275890, 40658657, 81317314, 203293285, 406586570]

約数ペア:

[(1, 406586570), (2, 203293285), (5, 81317314), (10, 40658657), (13, 31275890), (26, 15637945), (65, 6255178), (130, 3127589), (997, 407810), (1994, 203905), (3137, 129610), (4985, 81562), (6274, 64805), (9970, 40781), (12961, 31370), (15685, 25922)]