64805589

素因数分解:

$3^4\times {\mathrm{379}}^1\times {\mathrm{2111}}^1$

素因数の和:2502

約数の個数: 20

約数和(自身を含む): 97109760

約数和(自身を除く): 32304171

約数列:

[1, 3, 9, 27, 81, 379, 1137, 2111, 3411, 6333, 10233, 18999, 30699, 56997, 170991, 800069, 2400207, 7200621, 21601863, 64805589]

約数ペア:

[(1, 64805589), (3, 21601863), (9, 7200621), (27, 2400207), (81, 800069), (379, 170991), (1137, 56997), (2111, 30699), (3411, 18999), (6333, 10233)]