2213163

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 20

約数和(自身を含む): 3354120

約数和(自身を除く): 1140957

約数列:

[1, 3, 9, 27, 81, 89, 267, 307, 801, 921, 2403, 2763, 7209, 8289, 24867, 27323, 81969, 245907, 737721, 2213163]

約数ペア:

[(1, 2213163), (3, 737721), (9, 245907), (27, 81969), (81, 27323), (89, 24867), (267, 8289), (307, 7209), (801, 2763), (921, 2403)]