890228878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{13049}}^1$

素因数の和:13512

約数の個数: 32

約数和(自身を含む): 1668729600

約数和(自身を除く): 778500722

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 443, 886, 3101, 4873, 6202, 9746, 13049, 26098, 34111, 68222, 91343, 143539, 182686, 287078, 1004773, 2009546, 5780707, 11561414, 40464949, 63587777, 80929898, 127175554, 445114439, 890228878]

約数ペア:

[(1, 890228878), (2, 445114439), (7, 127175554), (11, 80929898), (14, 63587777), (22, 40464949), (77, 11561414), (154, 5780707), (443, 2009546), (886, 1004773), (3101, 287078), (4873, 182686), (6202, 143539), (9746, 91343), (13049, 68222), (26098, 34111)]