251019041

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1303}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 324226560

約数和(自身を除く): 73207519

約数列:

[1, 7, 13, 29, 73, 91, 203, 377, 511, 949, 1303, 2117, 2639, 6643, 9121, 14819, 16939, 27521, 37787, 95119, 118573, 192647, 264509, 491231, 665833, 1236547, 2758451, 3438617, 8655829, 19309157, 35859863, 251019041]

約数ペア:

[(1, 251019041), (7, 35859863), (13, 19309157), (29, 8655829), (73, 3438617), (91, 2758451), (203, 1236547), (377, 665833), (511, 491231), (949, 264509), (1303, 192647), (2117, 118573), (2639, 95119), (6643, 37787), (9121, 27521), (14819, 16939)]