2990207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 3483648

約数和(自身を除く): 493441

約数列:

[1, 11, 23, 53, 223, 253, 583, 1219, 2453, 5129, 11819, 13409, 56419, 130009, 271837, 2990207]

約数ペア:

[(1, 2990207), (11, 271837), (23, 130009), (53, 56419), (223, 13409), (253, 11819), (583, 5129), (1219, 2453)]