28635305

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 35024400

約数和(自身を除く): 6389095

約数列:

[1, 5, 89, 229, 281, 445, 1145, 1405, 20381, 25009, 64349, 101905, 125045, 321745, 5727061, 28635305]

約数ペア:

[(1, 28635305), (5, 5727061), (89, 321745), (229, 125045), (281, 101905), (445, 64349), (1145, 25009), (1405, 20381)]