1740371521

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1\times {\mathrm{5413}}^1$

素因数の和:7440

約数の個数: 16

約数和(自身を含む): 2076897024

約数和(自身を除く): 336525503

約数列:

[1, 7, 23, 161, 1997, 5413, 13979, 37891, 45931, 124499, 321517, 871493, 10809761, 75668327, 248624503, 1740371521]

約数ペア:

[(1, 1740371521), (7, 248624503), (23, 75668327), (161, 10809761), (1997, 871493), (5413, 321517), (13979, 124499), (37891, 45931)]