72505729

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1999}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 80640000

約数和(自身を除く): 8134271

約数列:

[1, 19, 23, 83, 437, 1577, 1909, 1999, 36271, 37981, 45977, 165917, 873563, 3152423, 3816091, 72505729]

約数ペア:

[(1, 72505729), (19, 3816091), (23, 3152423), (83, 873563), (437, 165917), (1577, 45977), (1909, 37981), (1999, 36271)]