12917072

素因数分解:

$2^4\times 7^1\times {\mathrm{115331}}^1$

素因数の和:115346

約数の個数: 20

約数和(自身を含む): 28602336

約数和(自身を除く): 15685264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 115331, 230662, 461324, 807317, 922648, 1614634, 1845296, 3229268, 6458536, 12917072]

約数ペア:

[(1, 12917072), (2, 6458536), (4, 3229268), (7, 1845296), (8, 1614634), (14, 922648), (16, 807317), (28, 461324), (56, 230662), (112, 115331)]