68561991

素因数分解:

$3^3\times {\mathrm{1429}}^1\times {\mathrm{1777}}^1$

素因数の和:3215

約数の個数: 16

約数和(自身を含む): 101701600

約数和(自身を除く): 33139609

約数列:

[1, 3, 9, 27, 1429, 1777, 4287, 5331, 12861, 15993, 38583, 47979, 2539333, 7617999, 22853997, 68561991]

約数ペア:

[(1, 68561991), (3, 22853997), (9, 7617999), (27, 2539333), (1429, 47979), (1777, 38583), (4287, 15993), (5331, 12861)]