2169687475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{11171}}^1$

素因数の和:11655

約数の個数: 24

約数和(自身を含む): 2855161008

約数和(自身を除く): 685473533

約数列:

[1, 5, 17, 25, 85, 425, 457, 2285, 7769, 11171, 11425, 38845, 55855, 189907, 194225, 279275, 949535, 4747675, 5105147, 25525735, 86787499, 127628675, 433937495, 2169687475]

約数ペア:

[(1, 2169687475), (5, 433937495), (17, 127628675), (25, 86787499), (85, 25525735), (425, 5105147), (457, 4747675), (2285, 949535), (7769, 279275), (11171, 194225), (11425, 189907), (38845, 55855)]