13158475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 18123840

約数和(自身を除く): 4965365

約数列:

[1, 5, 11, 25, 55, 59, 275, 295, 649, 811, 1475, 3245, 4055, 8921, 16225, 20275, 44605, 47849, 223025, 239245, 526339, 1196225, 2631695, 13158475]

約数ペア:

[(1, 13158475), (5, 2631695), (11, 1196225), (25, 526339), (55, 239245), (59, 223025), (275, 47849), (295, 44605), (649, 20275), (811, 16225), (1475, 8921), (3245, 4055)]