42506965

素因数分解:

$5^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 51794928

約数和(自身を除く): 9287963

約数列:

[1, 5, 157, 173, 313, 785, 865, 1565, 27161, 49141, 54149, 135805, 245705, 270745, 8501393, 42506965]

約数ペア:

[(1, 42506965), (5, 8501393), (157, 270745), (173, 245705), (313, 135805), (785, 54149), (865, 49141), (1565, 27161)]