1312690255

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{12739}}^1$

素因数の和:13338

約数の個数: 16

約数和(自身を含む): 1620833760

約数和(自身を除く): 308143505

約数列:

[1, 5, 37, 185, 557, 2785, 12739, 20609, 63695, 103045, 471343, 2356715, 7095623, 35478115, 262538051, 1312690255]

約数ペア:

[(1, 1312690255), (5, 262538051), (37, 35478115), (185, 7095623), (557, 2356715), (2785, 471343), (12739, 103045), (20609, 63695)]