1397520194

素因数分解:

$2^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{251443}}^1$

素因数の和:251849

約数の個数: 16

約数和(自身を含む): 2401793088

約数和(自身を除く): 1004272894

約数列:

[1, 2, 7, 14, 397, 794, 2779, 5558, 251443, 502886, 1760101, 3520202, 99822871, 199645742, 698760097, 1397520194]

約数ペア:

[(1, 1397520194), (2, 698760097), (7, 199645742), (14, 99822871), (397, 3520202), (794, 1760101), (2779, 502886), (5558, 251443)]