213128118

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{563831}}^1$

素因数の和:563849

約数の個数: 32

約数和(自身を含む): 541278720

約数和(自身を除く): 328150602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 563831, 1127662, 1691493, 3382986, 3946817, 5074479, 7893634, 10148958, 11840451, 15223437, 23680902, 30446874, 35521353, 71042706, 106564059, 213128118]

約数ペア:

[(1, 213128118), (2, 106564059), (3, 71042706), (6, 35521353), (7, 30446874), (9, 23680902), (14, 15223437), (18, 11840451), (21, 10148958), (27, 7893634), (42, 5074479), (54, 3946817), (63, 3382986), (126, 1691493), (189, 1127662), (378, 563831)]