142212225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{111539}}^1$

素因数の和:111569

約数の個数: 24

約数和(自身を含む): 248957280

約数和(自身を除く): 106745055

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 111539, 334617, 557695, 1673085, 1896163, 2788475, 5688489, 8365425, 9480815, 28442445, 47404075, 142212225]

約数ペア:

[(1, 142212225), (3, 47404075), (5, 28442445), (15, 9480815), (17, 8365425), (25, 5688489), (51, 2788475), (75, 1896163), (85, 1673085), (255, 557695), (425, 334617), (1275, 111539)]