16878939

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 28408320

約数和(自身を除く): 11529381

約数列:

[1, 3, 7, 11, 21, 33, 77, 89, 231, 267, 623, 821, 979, 1869, 2463, 2937, 5747, 6853, 9031, 17241, 20559, 27093, 63217, 73069, 189651, 219207, 511483, 803759, 1534449, 2411277, 5626313, 16878939]

約数ペア:

[(1, 16878939), (3, 5626313), (7, 2411277), (11, 1534449), (21, 803759), (33, 511483), (77, 219207), (89, 189651), (231, 73069), (267, 63217), (623, 27093), (821, 20559), (979, 17241), (1869, 9031), (2463, 6853), (2937, 5747)]