68699985

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157931}}^1$

素因数の和:157968

約数の個数: 16

約数和(自身を含む): 113711040

約数和(自身を除く): 45011055

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 157931, 473793, 789655, 2368965, 4579999, 13739997, 22899995, 68699985]

約数ペア:

[(1, 68699985), (3, 22899995), (5, 13739997), (15, 4579999), (29, 2368965), (87, 789655), (145, 473793), (435, 157931)]