68191815

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{110881}}^1$

素因数の和:110930

約数の個数: 16

約数和(自身を含む): 111769056

約数和(自身を除く): 43577241

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 110881, 332643, 554405, 1663215, 4546121, 13638363, 22730605, 68191815]

約数ペア:

[(1, 68191815), (3, 22730605), (5, 13638363), (15, 4546121), (41, 1663215), (123, 554405), (205, 332643), (615, 110881)]