13647975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 25069824

約数和(自身を除く): 11421849

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 165, 213, 233, 275, 355, 699, 781, 825, 1065, 1165, 1775, 2343, 2563, 3495, 3905, 5325, 5825, 7689, 11715, 12815, 16543, 17475, 19525, 38445, 49629, 58575, 64075, 82715, 181973, 192225, 248145, 413575, 545919, 909865, 1240725, 2729595, 4549325, 13647975]

約数ペア:

[(1, 13647975), (3, 4549325), (5, 2729595), (11, 1240725), (15, 909865), (25, 545919), (33, 413575), (55, 248145), (71, 192225), (75, 181973), (165, 82715), (213, 64075), (233, 58575), (275, 49629), (355, 38445), (699, 19525), (781, 17475), (825, 16543), (1065, 12815), (1165, 11715), (1775, 7689), (2343, 5825), (2563, 5325), (3495, 3905)]