42857283

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1615

約数の個数: 32

約数和(自身を含む): 69025792

約数和(自身を除く): 26168509

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 903, 1333, 1531, 3999, 4593, 9331, 10717, 27993, 32151, 47461, 65833, 142383, 197499, 332227, 460831, 996681, 1382493, 2040823, 6122469, 14285761, 42857283]

約数ペア:

[(1, 42857283), (3, 14285761), (7, 6122469), (21, 2040823), (31, 1382493), (43, 996681), (93, 460831), (129, 332227), (217, 197499), (301, 142383), (651, 65833), (903, 47461), (1333, 32151), (1531, 27993), (3999, 10717), (4593, 9331)]