2490567121

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{136897}}^1$

素因数の和:137040

約数の個数: 16

約数和(自身を含む): 2996423424

約数和(自身を除く): 505856303

約数列:

[1, 7, 23, 113, 161, 791, 2599, 18193, 136897, 958279, 3148631, 15469361, 22040417, 108285527, 355795303, 2490567121]

約数ペア:

[(1, 2490567121), (7, 355795303), (23, 108285527), (113, 22040417), (161, 15469361), (791, 3148631), (2599, 958279), (18193, 136897)]