66493275

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{12487}}^1$

素因数の和:12571

約数の個数: 24

約数和(自身を含む): 111492864

約数和(自身を除く): 44999589

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 12487, 37461, 62435, 187305, 312175, 886577, 936525, 2659731, 4432885, 13298655, 22164425, 66493275]

約数ペア:

[(1, 66493275), (3, 22164425), (5, 13298655), (15, 4432885), (25, 2659731), (71, 936525), (75, 886577), (213, 312175), (355, 187305), (1065, 62435), (1775, 37461), (5325, 12487)]