9212725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 12354120

約数和(自身を除く): 3141395

約数列:

[1, 5, 17, 25, 53, 85, 265, 409, 425, 901, 1325, 2045, 4505, 6953, 10225, 21677, 22525, 34765, 108385, 173825, 368509, 541925, 1842545, 9212725]

約数ペア:

[(1, 9212725), (5, 1842545), (17, 541925), (25, 368509), (53, 173825), (85, 108385), (265, 34765), (409, 22525), (425, 21677), (901, 10225), (1325, 6953), (2045, 4505)]