402402007

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{2699}}^1$

素因数の和:2803

約数の個数: 24

約数和(自身を含む): 493776000

約数和(自身を除く): 91373993

約数列:

[1, 7, 19, 59, 133, 361, 413, 1121, 2527, 2699, 7847, 18893, 21299, 51281, 149093, 159241, 358967, 974339, 1114687, 3025579, 6820373, 21179053, 57486001, 402402007]

約数ペア:

[(1, 402402007), (7, 57486001), (19, 21179053), (59, 6820373), (133, 3025579), (361, 1114687), (413, 974339), (1121, 358967), (2527, 159241), (2699, 149093), (7847, 51281), (18893, 21299)]