639472467

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1\times {\mathrm{5209}}^1$

素因数の和:5634

約数の個数: 16

約数和(自身を含む): 861608960

約数和(自身を除く): 222136493

約数列:

[1, 3, 151, 271, 453, 813, 5209, 15627, 40921, 122763, 786559, 1411639, 2359677, 4234917, 213157489, 639472467]

約数ペア:

[(1, 639472467), (3, 213157489), (151, 4234917), (271, 2359677), (453, 1411639), (813, 786559), (5209, 122763), (15627, 40921)]