11807289

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{11213}}^1$

素因数の和:11238

約数の個数: 20

約数和(自身を含む): 18996516

約数和(自身を除く): 7189227

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 11213, 33639, 100917, 145769, 302751, 437307, 908253, 1311921, 3935763, 11807289]

約数ペア:

[(1, 11807289), (3, 3935763), (9, 1311921), (13, 908253), (27, 437307), (39, 302751), (81, 145769), (117, 100917), (351, 33639), (1053, 11213)]