28656309

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 42517440

約数和(自身を除く): 13861131

約数列:

[1, 3, 11, 33, 89, 121, 267, 363, 887, 979, 2661, 2937, 9757, 10769, 29271, 32307, 78943, 107327, 236829, 321981, 868373, 2605119, 9552103, 28656309]

約数ペア:

[(1, 28656309), (3, 9552103), (11, 2605119), (33, 868373), (89, 321981), (121, 236829), (267, 107327), (363, 78943), (887, 32307), (979, 29271), (2661, 10769), (2937, 9757)]