161557748

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{541}}^1\times {\mathrm{617}}^1$

素因数の和:1184

約数の個数: 36

約数和(自身を含む): 311844036

約数和(自身を除く): 150286288

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 541, 617, 1082, 1234, 2164, 2468, 5951, 6787, 11902, 13574, 23804, 27148, 65461, 74657, 130922, 149314, 261844, 298628, 333797, 667594, 1335188, 3671767, 7343534, 14687068, 40389437, 80778874, 161557748]

約数ペア:

[(1, 161557748), (2, 80778874), (4, 40389437), (11, 14687068), (22, 7343534), (44, 3671767), (121, 1335188), (242, 667594), (484, 333797), (541, 298628), (617, 261844), (1082, 149314), (1234, 130922), (2164, 74657), (2468, 65461), (5951, 27148), (6787, 23804), (11902, 13574)]