138291268

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{3511}}^1$

素因数の和:3787

約数の個数: 24

約数和(自身を含む): 248790080

約数和(自身を除く): 110498812

約数列:

[1, 2, 4, 43, 86, 172, 229, 458, 916, 3511, 7022, 9847, 14044, 19694, 39388, 150973, 301946, 603892, 804019, 1608038, 3216076, 34572817, 69145634, 138291268]

約数ペア:

[(1, 138291268), (2, 69145634), (4, 34572817), (43, 3216076), (86, 1608038), (172, 804019), (229, 603892), (458, 301946), (916, 150973), (3511, 39388), (7022, 19694), (9847, 14044)]