51813225

素因数分解:

$3^2\times 5^2\times {\mathrm{230281}}^1$

素因数の和:230297

約数の個数: 18

約数和(自身を含む): 92803646

約数和(自身を除く): 40990421

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 230281, 690843, 1151405, 2072529, 3454215, 5757025, 10362645, 17271075, 51813225]

約数ペア:

[(1, 51813225), (3, 17271075), (5, 10362645), (9, 5757025), (15, 3454215), (25, 2072529), (45, 1151405), (75, 690843), (225, 230281)]