15717541

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2003}}^1$

素因数の和:2088

約数の個数: 16

約数和(自身を含む): 19238400

約数和(自身を除く): 3520859

約数列:

[1, 7, 19, 59, 133, 413, 1121, 2003, 7847, 14021, 38057, 118177, 266399, 827239, 2245363, 15717541]

約数ペア:

[(1, 15717541), (7, 2245363), (19, 827239), (59, 266399), (133, 118177), (413, 38057), (1121, 14021), (2003, 7847)]