2580991

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 24

約数和(自身を含む): 3344544

約数和(自身を除く): 763553

約数列:

[1, 7, 17, 23, 41, 119, 161, 287, 391, 529, 697, 943, 2737, 3703, 4879, 6601, 8993, 16031, 21689, 62951, 112217, 151823, 368713, 2580991]

約数ペア:

[(1, 2580991), (7, 368713), (17, 151823), (23, 112217), (41, 62951), (119, 21689), (161, 16031), (287, 8993), (391, 6601), (529, 4879), (697, 3703), (943, 2737)]