2788891323

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{111721}}^1$

素因数の和:111934

約数の個数: 16

約数和(自身を含む): 3812848416

約数和(自身を除く): 1023957093

約数列:

[1, 3, 53, 157, 159, 471, 8321, 24963, 111721, 335163, 5921213, 17540197, 17763639, 52620591, 929630441, 2788891323]

約数ペア:

[(1, 2788891323), (3, 929630441), (53, 52620591), (157, 17763639), (159, 17540197), (471, 5921213), (8321, 335163), (24963, 111721)]