215570826

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{109873}}^1$

素因数の和:109990

約数の個数: 24

約数和(自身を含む): 471359460

約数和(自身を除く): 255788634

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 109873, 219746, 329619, 659238, 988857, 1977714, 11976157, 23952314, 35928471, 71856942, 107785413, 215570826]

約数ペア:

[(1, 215570826), (2, 107785413), (3, 71856942), (6, 35928471), (9, 23952314), (18, 11976157), (109, 1977714), (218, 988857), (327, 659238), (654, 329619), (981, 219746), (1962, 109873)]