56637815

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 74461968

約数和(自身を除く): 17824153

約数列:

[1, 5, 13, 65, 97, 169, 485, 691, 845, 1261, 3455, 6305, 8983, 16393, 44915, 67027, 81965, 116779, 335135, 583895, 871351, 4356755, 11327563, 56637815]

約数ペア:

[(1, 56637815), (5, 11327563), (13, 4356755), (65, 871351), (97, 583895), (169, 335135), (485, 116779), (691, 81965), (845, 67027), (1261, 44915), (3455, 16393), (6305, 8983)]