126551408

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 252067200

約数和(自身を除く): 125515792

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 419, 439, 688, 838, 878, 1676, 1756, 3352, 3512, 6704, 7024, 18017, 18877, 36034, 37754, 72068, 75508, 144136, 151016, 183941, 288272, 302032, 367882, 735764, 1471528, 2943056, 7909463, 15818926, 31637852, 63275704, 126551408]

約数ペア:

[(1, 126551408), (2, 63275704), (4, 31637852), (8, 15818926), (16, 7909463), (43, 2943056), (86, 1471528), (172, 735764), (344, 367882), (419, 302032), (439, 288272), (688, 183941), (838, 151016), (878, 144136), (1676, 75508), (1756, 72068), (3352, 37754), (3512, 36034), (6704, 18877), (7024, 18017)]