67680697

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{2579}}^1$

素因数の和:2772

約数の個数: 16

約数和(自身を含む): 81239040

約数和(自身を除く): 13558343

約数列:

[1, 7, 23, 161, 163, 1141, 2579, 3749, 18053, 26243, 59317, 415219, 420377, 2942639, 9668671, 67680697]

約数ペア:

[(1, 67680697), (7, 9668671), (23, 2942639), (161, 420377), (163, 415219), (1141, 59317), (2579, 26243), (3749, 18053)]