291076389

素因数分解:

$3^3\times {\mathrm{1999}}^1\times {\mathrm{5393}}^1$

素因数の和:7401

約数の個数: 16

約数和(自身を含む): 431520000

約数和(自身を除く): 140443611

約数列:

[1, 3, 9, 27, 1999, 5393, 5997, 16179, 17991, 48537, 53973, 145611, 10780607, 32341821, 97025463, 291076389]

約数ペア:

[(1, 291076389), (3, 97025463), (9, 32341821), (27, 10780607), (1999, 145611), (5393, 53973), (5997, 48537), (16179, 17991)]