12840906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{164627}}^1$

素因数の和:164645

約数の個数: 16

約数和(自身を含む): 27657504

約数和(自身を除く): 14816598

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 164627, 329254, 493881, 987762, 2140151, 4280302, 6420453, 12840906]

約数ペア:

[(1, 12840906), (2, 6420453), (3, 4280302), (6, 2140151), (13, 987762), (26, 493881), (39, 329254), (78, 164627)]