864184127956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{178994227}}^1$

素因数の和:178994319

約数の個数: 24

約数和(自身を含む): 1623835636416

約数和(自身を除く): 759651508460

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 178994227, 357988454, 715976908, 3042901859, 6085803718, 12171607436, 12708590117, 25417180234, 50834360468, 216046031989, 432092063978, 864184127956]

約数ペア:

[(1, 864184127956), (2, 432092063978), (4, 216046031989), (17, 50834360468), (34, 25417180234), (68, 12708590117), (71, 12171607436), (142, 6085803718), (284, 3042901859), (1207, 715976908), (2414, 357988454), (4828, 178994227)]