81432638

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{200573}}^1$

素因数の和:200611

約数の個数: 16

約数和(自身を含む): 144413280

約数和(自身を除く): 62980642

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 200573, 401146, 1404011, 2808022, 5816617, 11633234, 40716319, 81432638]

約数ペア:

[(1, 81432638), (2, 40716319), (7, 11633234), (14, 5816617), (29, 2808022), (58, 1404011), (203, 401146), (406, 200573)]