51975225

素因数分解:

$3^2\times 5^2\times {\mathrm{231001}}^1$

素因数の和:231017

約数の個数: 18

約数和(自身を含む): 93093806

約数和(自身を除く): 41118581

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 231001, 693003, 1155005, 2079009, 3465015, 5775025, 10395045, 17325075, 51975225]

約数ペア:

[(1, 51975225), (3, 17325075), (5, 10395045), (9, 5775025), (15, 3465015), (25, 2079009), (45, 1155005), (75, 693003), (225, 231001)]