72180369

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1039}}^1$

素因数の和:1162

約数の個数: 32

約数和(自身を含む): 111820800

約数和(自身を除く): 39640431

約数列:

[1, 3, 9, 27, 31, 83, 93, 249, 279, 747, 837, 1039, 2241, 2573, 3117, 7719, 9351, 23157, 28053, 32209, 69471, 86237, 96627, 258711, 289881, 776133, 869643, 2328399, 2673347, 8020041, 24060123, 72180369]

約数ペア:

[(1, 72180369), (3, 24060123), (9, 8020041), (27, 2673347), (31, 2328399), (83, 869643), (93, 776133), (249, 289881), (279, 258711), (747, 96627), (837, 86237), (1039, 69471), (2241, 32209), (2573, 28053), (3117, 23157), (7719, 9351)]