128842578

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 285044760

約数和(自身を除く): 156202182

約数列:

[1, 2, 3, 6, 9, 18, 97, 109, 194, 218, 291, 327, 582, 654, 677, 873, 981, 1354, 1746, 1962, 2031, 4062, 6093, 10573, 12186, 21146, 31719, 63438, 65669, 73793, 95157, 131338, 147586, 190314, 197007, 221379, 394014, 442758, 591021, 664137, 1182042, 1328274, 7157921, 14315842, 21473763, 42947526, 64421289, 128842578]

約数ペア:

[(1, 128842578), (2, 64421289), (3, 42947526), (6, 21473763), (9, 14315842), (18, 7157921), (97, 1328274), (109, 1182042), (194, 664137), (218, 591021), (291, 442758), (327, 394014), (582, 221379), (654, 197007), (677, 190314), (873, 147586), (981, 131338), (1354, 95157), (1746, 73793), (1962, 65669), (2031, 63438), (4062, 31719), (6093, 21146), (10573, 12186)]