289809418

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1\times {\mathrm{1223}}^1$

素因数の和:2421

約数の個数: 16

約数和(自身を含む): 439464960

約数和(自身を除く): 149655542

約数列:

[1, 2, 109, 218, 1087, 1223, 2174, 2446, 118483, 133307, 236966, 266614, 1329401, 2658802, 144904709, 289809418]

約数ペア:

[(1, 289809418), (2, 144904709), (109, 2658802), (218, 1329401), (1087, 266614), (1223, 236966), (2174, 133307), (2446, 118483)]