311930353

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{123439}}^1$

素因数の和:123484

約数の個数: 12

約数和(自身を含む): 376245120

約数和(自身を除く): 64314767

約数列:

[1, 7, 19, 133, 361, 2527, 123439, 864073, 2345341, 16417387, 44561479, 311930353]

約数ペア:

[(1, 311930353), (7, 44561479), (19, 16417387), (133, 2345341), (361, 864073), (2527, 123439)]