668839684

素因数分解:

$2^2\times {\mathrm{313}}^1\times {\mathrm{719}}^1\times {\mathrm{743}}^1$

素因数の和:1779

約数の個数: 24

約数和(自身を含む): 1177424640

約数和(自身を除く): 508584956

約数列:

[1, 2, 4, 313, 626, 719, 743, 1252, 1438, 1486, 2876, 2972, 225047, 232559, 450094, 465118, 534217, 900188, 930236, 1068434, 2136868, 167209921, 334419842, 668839684]

約数ペア:

[(1, 668839684), (2, 334419842), (4, 167209921), (313, 2136868), (626, 1068434), (719, 930236), (743, 900188), (1252, 534217), (1438, 465118), (1486, 450094), (2876, 232559), (2972, 225047)]