520958879

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 622992384

約数和(自身を除く): 102033505

約数列:

[1, 7, 71, 73, 83, 173, 497, 511, 581, 1211, 5183, 5893, 6059, 12283, 12629, 14359, 36281, 41251, 42413, 85981, 88403, 100513, 430189, 896659, 1019489, 1048207, 3011323, 6276613, 7136423, 7337449, 74422697, 520958879]

約数ペア:

[(1, 520958879), (7, 74422697), (71, 7337449), (73, 7136423), (83, 6276613), (173, 3011323), (497, 1048207), (511, 1019489), (581, 896659), (1211, 430189), (5183, 100513), (5893, 88403), (6059, 85981), (12283, 42413), (12629, 41251), (14359, 36281)]