77407731

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{20333}}^1$

素因数の和:20392

約数の個数: 20

約数和(自身を含む): 118099872

約数和(自身を除く): 40692141

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 20333, 60999, 182997, 548991, 955651, 1646973, 2866953, 8600859, 25802577, 77407731]

約数ペア:

[(1, 77407731), (3, 25802577), (9, 8600859), (27, 2866953), (47, 1646973), (81, 955651), (141, 548991), (423, 182997), (1269, 60999), (3807, 20333)]