13389887

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^2$

素因数の和:255

約数の個数: 18

約数和(自身を含む): 16403688

約数和(自身を除く): 3013801

約数列:

[1, 7, 23, 49, 109, 161, 763, 1127, 2507, 5341, 11881, 17549, 83167, 122843, 273263, 582169, 1912841, 13389887]

約数ペア:

[(1, 13389887), (7, 1912841), (23, 582169), (49, 273263), (109, 122843), (161, 83167), (763, 17549), (1127, 11881), (2507, 5341)]