9984915

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4721}}^1$

素因数の和:4779

約数の個数: 24

約数和(自身を含む): 17679168

約数和(自身を除く): 7694253

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 4721, 14163, 23605, 42489, 70815, 212445, 221887, 665661, 1109435, 1996983, 3328305, 9984915]

約数ペア:

[(1, 9984915), (3, 3328305), (5, 1996983), (9, 1109435), (15, 665661), (45, 221887), (47, 212445), (141, 70815), (235, 42489), (423, 23605), (705, 14163), (2115, 4721)]