70012755

素因数分解:

$3^4\times 5^1\times {\mathrm{172871}}^1$

素因数の和:172888

約数の個数: 20

約数和(自身を含む): 125505072

約数和(自身を除く): 55492317

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 172871, 518613, 864355, 1555839, 2593065, 4667517, 7779195, 14002551, 23337585, 70012755]

約数ペア:

[(1, 70012755), (3, 23337585), (5, 14002551), (9, 7779195), (15, 4667517), (27, 2593065), (45, 1555839), (81, 864355), (135, 518613), (405, 172871)]