201985721

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{41399}}^1$

素因数の和:41464

約数の個数: 16

約数和(自身を含む): 250387200

約数和(自身を除く): 48401479

約数列:

[1, 7, 17, 41, 119, 287, 697, 4879, 41399, 289793, 703783, 1697359, 4926481, 11881513, 28855103, 201985721]

約数ペア:

[(1, 201985721), (7, 28855103), (17, 11881513), (41, 4926481), (119, 1697359), (287, 703783), (697, 289793), (4879, 41399)]