72368891

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 90305280

約数和(自身を除く): 17936389

約数列:

[1, 7, 19, 29, 133, 203, 551, 647, 841, 3857, 4529, 5887, 12293, 15979, 18763, 86051, 111853, 131341, 356497, 544127, 2495479, 3808889, 10338413, 72368891]

約数ペア:

[(1, 72368891), (7, 10338413), (19, 3808889), (29, 2495479), (133, 544127), (203, 356497), (551, 131341), (647, 111853), (841, 86051), (3857, 18763), (4529, 15979), (5887, 12293)]