13645177

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 17670912

約数和(自身を除く): 4025735

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 691, 1519, 2821, 4837, 8983, 19747, 21421, 33859, 62881, 149947, 278473, 440167, 1049629, 1949311, 13645177]

約数ペア:

[(1, 13645177), (7, 1949311), (13, 1049629), (31, 440167), (49, 278473), (91, 149947), (217, 62881), (403, 33859), (637, 21421), (691, 19747), (1519, 8983), (2821, 4837)]