39845729

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 52531200

約数和(自身を除く): 12685471

約数列:

[1, 7, 11, 23, 77, 149, 151, 161, 253, 1043, 1057, 1639, 1661, 1771, 3427, 3473, 11473, 11627, 22499, 23989, 24311, 37697, 38203, 157493, 247489, 263879, 267421, 517477, 1732423, 3622339, 5692247, 39845729]

約数ペア:

[(1, 39845729), (7, 5692247), (11, 3622339), (23, 1732423), (77, 517477), (149, 267421), (151, 263879), (161, 247489), (253, 157493), (1043, 38203), (1057, 37697), (1639, 24311), (1661, 23989), (1771, 22499), (3427, 11627), (3473, 11473)]