54991425

素因数分解:

$3^1\times 5^2\times {\mathrm{277}}^1\times {\mathrm{2647}}^1$

素因数の和:2937

約数の個数: 24

約数和(自身を含む): 91281856

約数和(自身を除く): 36290431

約数列:

[1, 3, 5, 15, 25, 75, 277, 831, 1385, 2647, 4155, 6925, 7941, 13235, 20775, 39705, 66175, 198525, 733219, 2199657, 3666095, 10998285, 18330475, 54991425]

約数ペア:

[(1, 54991425), (3, 18330475), (5, 10998285), (15, 3666095), (25, 2199657), (75, 733219), (277, 198525), (831, 66175), (1385, 39705), (2647, 20775), (4155, 13235), (6925, 7941)]