81166878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{346867}}^1$

素因数の和:346888

約数の個数: 24

約数和(自身を含む): 189389928

約数和(自身を除く): 108223050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 346867, 693734, 1040601, 2081202, 3121803, 4509271, 6243606, 9018542, 13527813, 27055626, 40583439, 81166878]

約数ペア:

[(1, 81166878), (2, 40583439), (3, 27055626), (6, 13527813), (9, 9018542), (13, 6243606), (18, 4509271), (26, 3121803), (39, 2081202), (78, 1040601), (117, 693734), (234, 346867)]