12992675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 17967600

約数和(自身を除く): 4974925

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1609, 1615, 8045, 8075, 27353, 30571, 40225, 136765, 152855, 519707, 683825, 764275, 2598535, 12992675]

約数ペア:

[(1, 12992675), (5, 2598535), (17, 764275), (19, 683825), (25, 519707), (85, 152855), (95, 136765), (323, 40225), (425, 30571), (475, 27353), (1609, 8075), (1615, 8045)]