42142725

素因数分解:

$3^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1193}}^1$

素因数の和:1366

約数の個数: 36

約数和(自身を含む): 76026756

約数和(自身を除く): 33884031

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 157, 225, 471, 785, 1193, 1413, 2355, 3579, 3925, 5965, 7065, 10737, 11775, 17895, 29825, 35325, 53685, 89475, 187301, 268425, 561903, 936505, 1685709, 2809515, 4682525, 8428545, 14047575, 42142725]

約数ペア:

[(1, 42142725), (3, 14047575), (5, 8428545), (9, 4682525), (15, 2809515), (25, 1685709), (45, 936505), (75, 561903), (157, 268425), (225, 187301), (471, 89475), (785, 53685), (1193, 35325), (1413, 29825), (2355, 17895), (3579, 11775), (3925, 10737), (5965, 7065)]