56619915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{839}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 99187200

約数和(自身を除く): 42567285

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 409, 839, 1227, 2045, 2517, 4195, 4499, 6135, 9229, 12585, 13497, 22495, 27687, 46145, 67485, 138435, 343151, 1029453, 1715755, 3774661, 5147265, 11323983, 18873305, 56619915]

約数ペア:

[(1, 56619915), (3, 18873305), (5, 11323983), (11, 5147265), (15, 3774661), (33, 1715755), (55, 1029453), (165, 343151), (409, 138435), (839, 67485), (1227, 46145), (2045, 27687), (2517, 22495), (4195, 13497), (4499, 12585), (6135, 9229)]