13921275

素因数分解:

$3^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 23123520

約数和(自身を除く): 9202245

約数列:

[1, 3, 5, 15, 25, 75, 419, 443, 1257, 1329, 2095, 2215, 6285, 6645, 10475, 11075, 31425, 33225, 185617, 556851, 928085, 2784255, 4640425, 13921275]

約数ペア:

[(1, 13921275), (3, 4640425), (5, 2784255), (15, 928085), (25, 556851), (75, 185617), (419, 33225), (443, 31425), (1257, 11075), (1329, 10475), (2095, 6645), (2215, 6285)]