427031787

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{5647}}^1$

素因数の和:5947

約数の個数: 32

約数和(自身を含む): 703424512

約数和(自身を除く): 276392725

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 277, 831, 1939, 3601, 5647, 5817, 10803, 16941, 25207, 39529, 73411, 75621, 118587, 220233, 513877, 1541631, 1564219, 4692657, 10949533, 20334847, 32848599, 61004541, 142343929, 427031787]

約数ペア:

[(1, 427031787), (3, 142343929), (7, 61004541), (13, 32848599), (21, 20334847), (39, 10949533), (91, 4692657), (273, 1564219), (277, 1541631), (831, 513877), (1939, 220233), (3601, 118587), (5647, 75621), (5817, 73411), (10803, 39529), (16941, 25207)]