17155999

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 21182112

約数和(自身を除く): 4026113

約数列:

[1, 7, 23, 41, 113, 161, 287, 529, 791, 943, 2599, 3703, 4633, 6601, 18193, 21689, 32431, 59777, 106559, 151823, 418439, 745913, 2450857, 17155999]

約数ペア:

[(1, 17155999), (7, 2450857), (23, 745913), (41, 418439), (113, 151823), (161, 106559), (287, 59777), (529, 32431), (791, 21689), (943, 18193), (2599, 6601), (3703, 4633)]