626804973

素因数分解:

$3^4\times {\mathrm{1489}}^1\times {\mathrm{5197}}^1$

素因数の和:6698

約数の個数: 20

約数和(自身を含む): 937147420

約数和(自身を除く): 310342447

約数列:

[1, 3, 9, 27, 81, 1489, 4467, 5197, 13401, 15591, 40203, 46773, 120609, 140319, 420957, 7738333, 23214999, 69644997, 208934991, 626804973]

約数ペア:

[(1, 626804973), (3, 208934991), (9, 69644997), (27, 23214999), (81, 7738333), (1489, 420957), (4467, 140319), (5197, 120609), (13401, 46773), (15591, 40203)]