28187559357

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1\times {\mathrm{5521}}^1$

素因数の和:6821

約数の個数: 32

約数和(自身を含む): 39900470016

約数和(自身を除く): 11712910659

約数列:

[1, 3, 23, 61, 69, 183, 1213, 1403, 3639, 4209, 5521, 16563, 27899, 73993, 83697, 126983, 221979, 336781, 380949, 1010343, 1701839, 5105517, 6696973, 7745963, 20090919, 23237889, 154030379, 408515353, 462091137, 1225546059, 9395853119, 28187559357]

約数ペア:

[(1, 28187559357), (3, 9395853119), (23, 1225546059), (61, 462091137), (69, 408515353), (183, 154030379), (1213, 23237889), (1403, 20090919), (3639, 7745963), (4209, 6696973), (5521, 5105517), (16563, 1701839), (27899, 1010343), (73993, 380949), (83697, 336781), (126983, 221979)]