11857815

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6427}}^1$

素因数の和:6479

約数の個数: 24

約数和(自身を含む): 21058128

約数和(自身を除く): 9200313

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 6427, 19281, 32135, 57843, 96405, 263507, 289215, 790521, 1317535, 2371563, 3952605, 11857815]

約数ペア:

[(1, 11857815), (3, 3952605), (5, 2371563), (9, 1317535), (15, 790521), (41, 289215), (45, 263507), (123, 96405), (205, 57843), (369, 32135), (615, 19281), (1845, 6427)]