542115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1739

約数の個数: 24

約数和(自身を含む): 1074528

約数和(自身を除く): 532413

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1721, 5163, 8605, 12047, 15489, 25815, 36141, 60235, 77445, 108423, 180705, 542115]

約数ペア:

[(1, 542115), (3, 180705), (5, 108423), (7, 77445), (9, 60235), (15, 36141), (21, 25815), (35, 15489), (45, 12047), (63, 8605), (105, 5163), (315, 1721)]