71596268

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{409}}^2$

素因数の和:929

約数の個数: 18

約数和(自身を含む): 126774396

約数和(自身を除く): 55178128

約数列:

[1, 2, 4, 107, 214, 409, 428, 818, 1636, 43763, 87526, 167281, 175052, 334562, 669124, 17899067, 35798134, 71596268]

約数ペア:

[(1, 71596268), (2, 35798134), (4, 17899067), (107, 669124), (214, 334562), (409, 175052), (428, 167281), (818, 87526), (1636, 43763)]