28997811

素因数分解:

$3^3\times {\mathrm{191}}^1\times {\mathrm{5623}}^1$

素因数の和:5823

約数の個数: 16

約数和(自身を含む): 43192320

約数和(自身を除く): 14194509

約数列:

[1, 3, 9, 27, 191, 573, 1719, 5157, 5623, 16869, 50607, 151821, 1073993, 3221979, 9665937, 28997811]

約数ペア:

[(1, 28997811), (3, 9665937), (9, 3221979), (27, 1073993), (191, 151821), (573, 50607), (1719, 16869), (5157, 5623)]