12707438

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:1003

約数の個数: 16

約数和(自身を含む): 19530720

約数和(自身を除く): 6823282

約数列:

[1, 2, 71, 109, 142, 218, 821, 1642, 7739, 15478, 58291, 89489, 116582, 178978, 6353719, 12707438]

約数ペア:

[(1, 12707438), (2, 6353719), (71, 178978), (109, 116582), (142, 89489), (218, 58291), (821, 15478), (1642, 7739)]