221935901

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4691}}^1$

素因数の和:4753

約数の個数: 24

約数和(自身を含む): 269583552

約数和(自身を除く): 47647651

約数列:

[1, 11, 17, 23, 121, 187, 253, 391, 2057, 2783, 4301, 4691, 47311, 51601, 79747, 107893, 567611, 877217, 1186823, 1834181, 9649387, 13055053, 20175991, 221935901]

約数ペア:

[(1, 221935901), (11, 20175991), (17, 13055053), (23, 9649387), (121, 1834181), (187, 1186823), (253, 877217), (391, 567611), (2057, 107893), (2783, 79747), (4301, 51601), (4691, 47311)]