27650505

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 45720576

約数和(自身を除く): 18070071

約数列:

[1, 3, 5, 15, 43, 129, 163, 215, 263, 489, 645, 789, 815, 1315, 2445, 3945, 7009, 11309, 21027, 33927, 35045, 42869, 56545, 105135, 128607, 169635, 214345, 643035, 1843367, 5530101, 9216835, 27650505]

約数ペア:

[(1, 27650505), (3, 9216835), (5, 5530101), (15, 1843367), (43, 643035), (129, 214345), (163, 169635), (215, 128607), (263, 105135), (489, 56545), (645, 42869), (789, 35045), (815, 33927), (1315, 21027), (2445, 11309), (3945, 7009)]