12912996901

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{3821}}^1\times {\mathrm{4057}}^1$

素因数の和:7909

約数の個数: 24

約数和(自身を含む): 15912927576

約数和(自身を除く): 2999930675

約数列:

[1, 7, 17, 49, 119, 833, 3821, 4057, 26747, 28399, 64957, 68969, 187229, 198793, 454699, 482783, 3182893, 3379481, 15501797, 108512579, 263530549, 759588053, 1844713843, 12912996901]

約数ペア:

[(1, 12912996901), (7, 1844713843), (17, 759588053), (49, 263530549), (119, 108512579), (833, 15501797), (3821, 3379481), (4057, 3182893), (26747, 482783), (28399, 454699), (64957, 198793), (68969, 187229)]