1243225874

素因数分解:

$2^1\times {\mathrm{11}}^4\times {\mathrm{42457}}^1$

素因数の和:42503

約数の個数: 20

約数和(自身を含む): 2051358270

約数和(自身を除く): 808132396

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 14641, 29282, 42457, 84914, 467027, 934054, 5137297, 10274594, 56510267, 113020534, 621612937, 1243225874]

約数ペア:

[(1, 1243225874), (2, 621612937), (11, 113020534), (22, 56510267), (121, 10274594), (242, 5137297), (1331, 934054), (2662, 467027), (14641, 84914), (29282, 42457)]