121998416

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{67477}}^1$

素因数の和:67598

約数の個数: 20

約数和(自身を含む): 238467252

約数和(自身を除く): 116468836

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 67477, 134954, 269908, 539816, 1079632, 7624901, 15249802, 30499604, 60999208, 121998416]

約数ペア:

[(1, 121998416), (2, 60999208), (4, 30499604), (8, 15249802), (16, 7624901), (113, 1079632), (226, 539816), (452, 269908), (904, 134954), (1808, 67477)]