3120705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{9907}}^1$

素因数の和:9925

約数の個数: 24

約数和(自身を含む): 6182592

約数和(自身を除く): 3061887

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 9907, 29721, 49535, 69349, 89163, 148605, 208047, 346745, 445815, 624141, 1040235, 3120705]

約数ペア:

[(1, 3120705), (3, 1040235), (5, 624141), (7, 445815), (9, 346745), (15, 208047), (21, 148605), (35, 89163), (45, 69349), (63, 49535), (105, 29721), (315, 9907)]