68680305

素因数分解:

$3^5\times 5^1\times {\mathrm{56527}}^1$

素因数の和:56547

約数の個数: 24

約数和(自身を含む): 123457152

約数和(自身を除く): 54776847

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 56527, 169581, 282635, 508743, 847905, 1526229, 2543715, 4578687, 7631145, 13736061, 22893435, 68680305]

約数ペア:

[(1, 68680305), (3, 22893435), (5, 13736061), (9, 7631145), (15, 4578687), (27, 2543715), (45, 1526229), (81, 847905), (135, 508743), (243, 282635), (405, 169581), (1215, 56527)]