47205615

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 77932800

約数和(自身を除く): 30727185

約数列:

[1, 3, 5, 15, 43, 129, 163, 215, 449, 489, 645, 815, 1347, 2245, 2445, 6735, 7009, 19307, 21027, 35045, 57921, 73187, 96535, 105135, 219561, 289605, 365935, 1097805, 3147041, 9441123, 15735205, 47205615]

約数ペア:

[(1, 47205615), (3, 15735205), (5, 9441123), (15, 3147041), (43, 1097805), (129, 365935), (163, 289605), (215, 219561), (449, 105135), (489, 96535), (645, 73187), (815, 57921), (1347, 35045), (2245, 21027), (2445, 19307), (6735, 7009)]