139405174270

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{31047923}}^1$

素因数の和:31048379

約数の個数: 16

約数和(自身を含む): 251488184400

約数和(自身を除く): 112083010130

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 31047923, 62095846, 155239615, 310479230, 13940517427, 27881034854, 69702587135, 139405174270]

約数ペア:

[(1, 139405174270), (2, 69702587135), (5, 27881034854), (10, 13940517427), (449, 310479230), (898, 155239615), (2245, 62095846), (4490, 31047923)]