156639421827

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{12494171}}^1$

素因数の和:12494383

約数の個数: 24

約数和(自身を含む): 259878777600

約数和(自身を除く): 103239355773

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 12537, 12494171, 37482513, 87459197, 112447539, 262377591, 787132773, 2486340029, 7459020087, 17404380203, 22377060261, 52213140609, 156639421827]

約数ペア:

[(1, 156639421827), (3, 52213140609), (7, 22377060261), (9, 17404380203), (21, 7459020087), (63, 2486340029), (199, 787132773), (597, 262377591), (1393, 112447539), (1791, 87459197), (4179, 37482513), (12537, 12494171)]