87791879

素因数分解:

$7^3\times {\mathrm{311}}^1\times {\mathrm{823}}^1$

素因数の和:1155

約数の個数: 16

約数和(自身を含む): 102835200

約数和(自身を除く): 15043321

約数列:

[1, 7, 49, 311, 343, 823, 2177, 5761, 15239, 40327, 106673, 255953, 282289, 1791671, 12541697, 87791879]

約数ペア:

[(1, 87791879), (7, 12541697), (49, 1791671), (311, 282289), (343, 255953), (823, 106673), (2177, 40327), (5761, 15239)]