201718447

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2143}}^1$

素因数の和:2287

約数の個数: 24

約数和(自身を含む): 250770816

約数和(自身を除く): 49052369

約数列:

[1, 7, 17, 49, 113, 119, 791, 833, 1921, 2143, 5537, 13447, 15001, 36431, 94129, 105007, 242159, 255017, 1695113, 1785119, 4116703, 11865791, 28816921, 201718447]

約数ペア:

[(1, 201718447), (7, 28816921), (17, 11865791), (49, 4116703), (113, 1785119), (119, 1695113), (791, 255017), (833, 242159), (1921, 105007), (2143, 94129), (5537, 36431), (13447, 15001)]