39945753

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{443}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 59428512

約数和(自身を除く): 19482759

約数列:

[1, 3, 9, 43, 129, 233, 387, 443, 699, 1329, 2097, 3987, 10019, 19049, 30057, 57147, 90171, 103219, 171441, 309657, 928971, 4438417, 13315251, 39945753]

約数ペア:

[(1, 39945753), (3, 13315251), (9, 4438417), (43, 928971), (129, 309657), (233, 171441), (387, 103219), (443, 90171), (699, 57147), (1329, 30057), (2097, 19049), (3987, 10019)]