18298891261

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1\times {\mathrm{79999}}^1$

素因数の和:80844

約数の個数: 16

約数和(自身を含む): 21450240000

約数和(自身を除く): 3151348739

約数列:

[1, 7, 41, 287, 797, 5579, 32677, 79999, 228739, 559993, 3279959, 22959713, 63759203, 446314421, 2614127323, 18298891261]

約数ペア:

[(1, 18298891261), (7, 2614127323), (41, 446314421), (287, 63759203), (797, 22959713), (5579, 3279959), (32677, 559993), (79999, 228739)]