67509188

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{821}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 120580824

約数和(自身を除く): 53071636

約数列:

[1, 2, 4, 61, 122, 244, 337, 674, 821, 1348, 1642, 3284, 20557, 41114, 50081, 82228, 100162, 200324, 276677, 553354, 1106708, 16877297, 33754594, 67509188]

約数ペア:

[(1, 67509188), (2, 33754594), (4, 16877297), (61, 1106708), (122, 553354), (244, 276677), (337, 200324), (674, 100162), (821, 82228), (1348, 50081), (1642, 41114), (3284, 20557)]