68648715

素因数分解:

$3^5\times 5^1\times {\mathrm{56501}}^1$

素因数の和:56521

約数の個数: 24

約数和(自身を含む): 123400368

約数和(自身を除く): 54751653

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 56501, 169503, 282505, 508509, 847515, 1525527, 2542545, 4576581, 7627635, 13729743, 22882905, 68648715]

約数ペア:

[(1, 68648715), (3, 22882905), (5, 13729743), (9, 7627635), (15, 4576581), (27, 2542545), (45, 1525527), (81, 847515), (135, 508509), (243, 282505), (405, 169503), (1215, 56501)]