38918007

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 57507840

約数和(自身を除く): 18589833

約数列:

[1, 3, 9, 79, 127, 237, 381, 431, 711, 1143, 1293, 3879, 10033, 30099, 34049, 54737, 90297, 102147, 164211, 306441, 492633, 4324223, 12972669, 38918007]

約数ペア:

[(1, 38918007), (3, 12972669), (9, 4324223), (79, 492633), (127, 306441), (237, 164211), (381, 102147), (431, 90297), (711, 54737), (1143, 34049), (1293, 30099), (3879, 10033)]