3847425

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1193}}^1$

素因数の和:1249

約数の個数: 24

約数和(自身を含む): 6514464

約数和(自身を除く): 2667039

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 1193, 3225, 3579, 5965, 17895, 29825, 51299, 89475, 153897, 256495, 769485, 1282475, 3847425]

約数ペア:

[(1, 3847425), (3, 1282475), (5, 769485), (15, 256495), (25, 153897), (43, 89475), (75, 51299), (129, 29825), (215, 17895), (645, 5965), (1075, 3579), (1193, 3225)]