53211225

素因数分解:

$3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{4519}}^1$

素因数の和:4689

約数の個数: 24

約数和(自身を含む): 88555840

約数和(自身を除く): 35344615

約数列:

[1, 3, 5, 15, 25, 75, 157, 471, 785, 2355, 3925, 4519, 11775, 13557, 22595, 67785, 112975, 338925, 709483, 2128449, 3547415, 10642245, 17737075, 53211225]

約数ペア:

[(1, 53211225), (3, 17737075), (5, 10642245), (15, 3547415), (25, 2128449), (75, 709483), (157, 338925), (471, 112975), (785, 67785), (2355, 22595), (3925, 13557), (4519, 11775)]