12408291

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2213}}^1$

素因数の和:2315

約数の個数: 24

約数和(自身を含む): 20723040

約数和(自身を除く): 8314749

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 2213, 5607, 6639, 15491, 19917, 46473, 139419, 196957, 590871, 1378699, 1772613, 4136097, 12408291]

約数ペア:

[(1, 12408291), (3, 4136097), (7, 1772613), (9, 1378699), (21, 590871), (63, 196957), (89, 139419), (267, 46473), (623, 19917), (801, 15491), (1869, 6639), (2213, 5607)]