7474475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 10066320

約数和(自身を除く): 2591845

約数列:

[1, 5, 17, 25, 43, 85, 215, 409, 425, 731, 1075, 2045, 3655, 6953, 10225, 17587, 18275, 34765, 87935, 173825, 298979, 439675, 1494895, 7474475]

約数ペア:

[(1, 7474475), (5, 1494895), (17, 439675), (25, 298979), (43, 173825), (85, 87935), (215, 34765), (409, 18275), (425, 17587), (731, 10225), (1075, 6953), (2045, 3655)]