2138311

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{151}}^1$

素因数の和:199

約数の個数: 18

約数和(自身を含む): 2659848

約数和(自身を除く): 521537

約数列:

[1, 7, 17, 49, 119, 151, 289, 833, 1057, 2023, 2567, 7399, 14161, 17969, 43639, 125783, 305473, 2138311]

約数ペア:

[(1, 2138311), (7, 305473), (17, 125783), (49, 43639), (119, 17969), (151, 14161), (289, 7399), (833, 2567), (1057, 2023)]