13543225

素因数分解:

$5^2\times {\mathrm{271}}^1\times {\mathrm{1999}}^1$

素因数の和:2280

約数の個数: 12

約数和(自身を含む): 16864000

約数和(自身を除く): 3320775

約数列:

[1, 5, 25, 271, 1355, 1999, 6775, 9995, 49975, 541729, 2708645, 13543225]

約数ペア:

[(1, 13543225), (5, 2708645), (25, 541729), (271, 49975), (1355, 9995), (1999, 6775)]