139901915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{5749}}^1$

素因数の和:5942

約数の個数: 16

約数和(自身を含む): 174432000

約数和(自身を除く): 34530085

約数列:

[1, 5, 31, 155, 157, 785, 4867, 5749, 24335, 28745, 178219, 891095, 902593, 4512965, 27980383, 139901915]

約数ペア:

[(1, 139901915), (5, 27980383), (31, 4512965), (155, 902593), (157, 891095), (785, 178219), (4867, 28745), (5749, 24335)]