7428393279

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{1503419}}^1$

素因数の和:1503492

約数の個数: 20

約数和(自身を含む): 11278656840

約数和(自身を除く): 3850263561

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 1503419, 4510257, 13530771, 40592313, 91708559, 121776939, 275125677, 825377031, 2476131093, 7428393279]

約数ペア:

[(1, 7428393279), (3, 2476131093), (9, 825377031), (27, 275125677), (61, 121776939), (81, 91708559), (183, 40592313), (549, 13530771), (1647, 4510257), (4941, 1503419)]