13804505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 19958400

約数和(自身を除く): 6153895

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 449, 473, 559, 715, 2245, 2365, 2795, 4939, 5837, 6149, 19307, 24695, 29185, 30745, 64207, 96535, 212377, 250991, 321035, 1061885, 1254955, 2760901, 13804505]

約数ペア:

[(1, 13804505), (5, 2760901), (11, 1254955), (13, 1061885), (43, 321035), (55, 250991), (65, 212377), (143, 96535), (215, 64207), (449, 30745), (473, 29185), (559, 24695), (715, 19307), (2245, 6149), (2365, 5837), (2795, 4939)]