81455463

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{27179}}^1$

素因数の和:27228

約数の個数: 20

約数和(自身を含む): 124973640

約数和(自身を除く): 43518177

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 27179, 81537, 244611, 733833, 1005623, 2201499, 3016869, 9050607, 27151821, 81455463]

約数ペア:

[(1, 81455463), (3, 27151821), (9, 9050607), (27, 3016869), (37, 2201499), (81, 1005623), (111, 733833), (333, 244611), (999, 81537), (2997, 27179)]