9880245

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 17712000

約数和(自身を除く): 7831755

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 449, 489, 815, 1347, 1467, 2245, 2445, 4041, 4401, 6735, 7335, 12123, 20205, 22005, 60615, 73187, 219561, 365935, 658683, 1097805, 1976049, 3293415, 9880245]

約数ペア:

[(1, 9880245), (3, 3293415), (5, 1976049), (9, 1097805), (15, 658683), (27, 365935), (45, 219561), (135, 73187), (163, 60615), (449, 22005), (489, 20205), (815, 12123), (1347, 7335), (1467, 6735), (2245, 4401), (2445, 4041)]