68708115

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{72707}}^1$

素因数の和:72728

約数の個数: 32

約数和(自身を含む): 139599360

約数和(自身を除く): 70891245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 72707, 218121, 363535, 508949, 654363, 1090605, 1526847, 1963089, 2544745, 3271815, 4580541, 7634235, 9815445, 13741623, 22902705, 68708115]

約数ペア:

[(1, 68708115), (3, 22902705), (5, 13741623), (7, 9815445), (9, 7634235), (15, 4580541), (21, 3271815), (27, 2544745), (35, 1963089), (45, 1526847), (63, 1090605), (105, 654363), (135, 508949), (189, 363535), (315, 218121), (945, 72707)]