13721025

素因数分解:

$3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1619}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 22900320

約数和(自身を除く): 9179295

約数列:

[1, 3, 5, 15, 25, 75, 113, 339, 565, 1619, 1695, 2825, 4857, 8095, 8475, 24285, 40475, 121425, 182947, 548841, 914735, 2744205, 4573675, 13721025]

約数ペア:

[(1, 13721025), (3, 4573675), (5, 2744205), (15, 914735), (25, 548841), (75, 182947), (113, 121425), (339, 40475), (565, 24285), (1619, 8475), (1695, 8095), (2825, 4857)]