217874874

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{741071}}^1$

素因数の和:741090

約数の個数: 24

約数和(自身を含む): 506893248

約数和(自身を除く): 289018374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 741071, 1482142, 2223213, 4446426, 5187497, 10374994, 15562491, 31124982, 36312479, 72624958, 108937437, 217874874]

約数ペア:

[(1, 217874874), (2, 108937437), (3, 72624958), (6, 36312479), (7, 31124982), (14, 15562491), (21, 10374994), (42, 5187497), (49, 4446426), (98, 2223213), (147, 1482142), (294, 741071)]