81157999

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1931}}^1$

素因数の和:2058

約数の個数: 16

約数和(自身を含む): 90556704

約数和(自身を除く): 9398705

約数列:

[1, 13, 53, 61, 689, 793, 1931, 3233, 25103, 42029, 102343, 117791, 1330459, 1531283, 6242923, 81157999]

約数ペア:

[(1, 81157999), (13, 6242923), (53, 1531283), (61, 1330459), (689, 117791), (793, 102343), (1931, 42029), (3233, 25103)]