7190145

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6947}}^1$

素因数の和:6981

約数の個数: 24

約数和(自身を含む): 13006656

約数和(自身を除く): 5816511

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 6947, 20841, 34735, 62523, 104205, 159781, 312615, 479343, 798905, 1438029, 2396715, 7190145]

約数ペア:

[(1, 7190145), (3, 2396715), (5, 1438029), (9, 798905), (15, 479343), (23, 312615), (45, 159781), (69, 104205), (115, 62523), (207, 34735), (345, 20841), (1035, 6947)]