339967475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{701}}^1\times {\mathrm{1021}}^1$

素因数の和:1751

約数の個数: 24

約数和(自身を含む): 444815280

約数和(自身を除く): 104847805

約数列:

[1, 5, 19, 25, 95, 475, 701, 1021, 3505, 5105, 13319, 17525, 19399, 25525, 66595, 96995, 332975, 484975, 715721, 3578605, 13598699, 17893025, 67993495, 339967475]

約数ペア:

[(1, 339967475), (5, 67993495), (19, 17893025), (25, 13598699), (95, 3578605), (475, 715721), (701, 484975), (1021, 332975), (3505, 96995), (5105, 66595), (13319, 25525), (17525, 19399)]