13728915

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4297}}^1$

素因数の和:4379

約数の個数: 24

約数和(自身を含む): 24137568

約数和(自身を除く): 10408653

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 4297, 12891, 21485, 38673, 64455, 193365, 305087, 915261, 1525435, 2745783, 4576305, 13728915]

約数ペア:

[(1, 13728915), (3, 4576305), (5, 2745783), (9, 1525435), (15, 915261), (45, 305087), (71, 193365), (213, 64455), (355, 38673), (639, 21485), (1065, 12891), (3195, 4297)]