87990987

素因数分解:

$3^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{6791}}^1$

素因数の和:7418

約数の個数: 16

約数和(自身を含む): 134318592

約数和(自身を除く): 46327605

約数列:

[1, 3, 7, 21, 617, 1851, 4319, 6791, 12957, 20373, 47537, 142611, 4190047, 12570141, 29330329, 87990987]

約数ペア:

[(1, 87990987), (3, 29330329), (7, 12570141), (21, 4190047), (617, 142611), (1851, 47537), (4319, 20373), (6791, 12957)]