42947989

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4211}}^1$

素因数の和:4296

約数の個数: 16

約数和(自身を含む): 51757056

約数和(自身を除く): 8809067

約数列:

[1, 7, 31, 47, 217, 329, 1457, 4211, 10199, 29477, 130541, 197917, 913787, 1385419, 6135427, 42947989]

約数ペア:

[(1, 42947989), (7, 6135427), (31, 1385419), (47, 913787), (217, 197917), (329, 130541), (1457, 29477), (4211, 10199)]