4223025

素因数分解:

$3^2\times 5^2\times {\mathrm{137}}^2$

素因数の和:290

約数の個数: 27

約数和(自身を含む): 7619521

約数和(自身を除く): 3396496

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 137, 225, 411, 685, 1233, 2055, 3425, 6165, 10275, 18769, 30825, 56307, 93845, 168921, 281535, 469225, 844605, 1407675, 4223025]

約数ペア:

[(1, 4223025), (3, 1407675), (5, 844605), (9, 469225), (15, 281535), (25, 168921), (45, 93845), (75, 56307), (137, 30825), (225, 18769), (411, 10275), (685, 6165), (1233, 3425)]