312825

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 534688

約数和(自身を除く): 221863

約数列:

[1, 3, 5, 15, 25, 43, 75, 97, 129, 215, 291, 485, 645, 1075, 1455, 2425, 3225, 4171, 7275, 12513, 20855, 62565, 104275, 312825]

約数ペア:

[(1, 312825), (3, 104275), (5, 62565), (15, 20855), (25, 12513), (43, 7275), (75, 4171), (97, 3225), (129, 2425), (215, 1455), (291, 1075), (485, 645)]