25137721

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 29399040

約数和(自身を除く): 4261319

約数列:

[1, 7, 79, 131, 347, 553, 917, 2429, 10349, 27413, 45457, 72443, 191891, 318199, 3591103, 25137721]

約数ペア:

[(1, 25137721), (7, 3591103), (79, 318199), (131, 191891), (347, 72443), (553, 45457), (917, 27413), (2429, 10349)]