16475809

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 20109600

約数和(自身を除く): 3633791

約数列:

[1, 7, 41, 49, 59, 139, 287, 413, 973, 2009, 2419, 2891, 5699, 6811, 8201, 16933, 39893, 57407, 118531, 279251, 336241, 401849, 2353687, 16475809]

約数ペア:

[(1, 16475809), (7, 2353687), (41, 401849), (49, 336241), (59, 279251), (139, 118531), (287, 57407), (413, 39893), (973, 16933), (2009, 8201), (2419, 6811), (2891, 5699)]