813225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{1549}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 1537600

約数和(自身を除く): 724375

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 1549, 4647, 7745, 10843, 23235, 32529, 38725, 54215, 116175, 162645, 271075, 813225]

約数ペア:

[(1, 813225), (3, 271075), (5, 162645), (7, 116175), (15, 54215), (21, 38725), (25, 32529), (35, 23235), (75, 10843), (105, 7745), (175, 4647), (525, 1549)]