2776004865

素因数分解:

$3^4\times 5^1\times {\mathrm{6854333}}^1$

素因数の和:6854350

約数の個数: 20

約数和(自身を含む): 4976246484

約数和(自身を除く): 2200241619

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6854333, 20562999, 34271665, 61688997, 102814995, 185066991, 308444985, 555200973, 925334955, 2776004865]

約数ペア:

[(1, 2776004865), (3, 925334955), (5, 555200973), (9, 308444985), (15, 185066991), (27, 102814995), (45, 61688997), (81, 34271665), (135, 20562999), (405, 6854333)]