28780578

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{14669}}^1$

素因数の和:14786

約数の個数: 24

約数和(自身を含む): 62934300

約数和(自身を除く): 34153722

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 14669, 29338, 44007, 88014, 132021, 264042, 1598921, 3197842, 4796763, 9593526, 14390289, 28780578]

約数ペア:

[(1, 28780578), (2, 14390289), (3, 9593526), (6, 4796763), (9, 3197842), (18, 1598921), (109, 264042), (218, 132021), (327, 88014), (654, 44007), (981, 29338), (1962, 14669)]