56860137

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{9887}}^1$

素因数の和:9970

約数の個数: 20

約数和(自身を含む): 86144256

約数和(自身を除く): 29284119

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 9887, 29661, 88983, 266949, 701977, 800847, 2105931, 6317793, 18953379, 56860137]

約数ペア:

[(1, 56860137), (3, 18953379), (9, 6317793), (27, 2105931), (71, 800847), (81, 701977), (213, 266949), (639, 88983), (1917, 29661), (5751, 9887)]