2605505

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 3939840

約数和(自身を除く): 1334335

約数列:

[1, 5, 7, 17, 29, 35, 85, 119, 145, 151, 203, 493, 595, 755, 1015, 1057, 2465, 2567, 3451, 4379, 5285, 12835, 17255, 17969, 21895, 30653, 74443, 89845, 153265, 372215, 521101, 2605505]

約数ペア:

[(1, 2605505), (5, 521101), (7, 372215), (17, 153265), (29, 89845), (35, 74443), (85, 30653), (119, 21895), (145, 17969), (151, 17255), (203, 12835), (493, 5285), (595, 4379), (755, 3451), (1015, 2567), (1057, 2465)]