2214704009

素因数分解:

$7^4\times {\mathrm{709}}^1\times {\mathrm{1301}}^1$

素因数の和:2038

約数の個数: 20

約数和(自身を含む): 2589300420

約数和(自身を除く): 374596411

約数列:

[1, 7, 49, 343, 709, 1301, 2401, 4963, 9107, 34741, 63749, 243187, 446243, 922409, 1702309, 3123701, 6456863, 45198041, 316386287, 2214704009]

約数ペア:

[(1, 2214704009), (7, 316386287), (49, 45198041), (343, 6456863), (709, 3123701), (1301, 1702309), (2401, 922409), (4963, 446243), (9107, 243187), (34741, 63749)]