388650871

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1\times {\mathrm{2749}}^1$

素因数の和:3838

約数の個数: 16

約数和(自身を含む): 468160000

約数和(自身を除く): 79509129

約数列:

[1, 7, 19, 133, 1063, 2749, 7441, 19243, 20197, 52231, 141379, 365617, 2922187, 20455309, 55521553, 388650871]

約数ペア:

[(1, 388650871), (7, 55521553), (19, 20455309), (133, 2922187), (1063, 365617), (2749, 141379), (7441, 52231), (19243, 20197)]