9240775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{1279}}^1$

素因数の和:1323

約数の個数: 18

約数和(自身を含む): 12181760

約数和(自身を除く): 2940985

約数列:

[1, 5, 17, 25, 85, 289, 425, 1279, 1445, 6395, 7225, 21743, 31975, 108715, 369631, 543575, 1848155, 9240775]

約数ペア:

[(1, 9240775), (5, 1848155), (17, 543575), (25, 369631), (85, 108715), (289, 31975), (425, 21743), (1279, 7225), (1445, 6395)]