15849921

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^2$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 23071680

約数和(自身を除く): 7221759

約数列:

[1, 3, 23, 29, 69, 87, 89, 267, 667, 2001, 2047, 2581, 6141, 7743, 7921, 23763, 59363, 178089, 182183, 229709, 546549, 689127, 5283307, 15849921]

約数ペア:

[(1, 15849921), (3, 5283307), (23, 689127), (29, 546549), (69, 229709), (87, 182183), (89, 178089), (267, 59363), (667, 23763), (2001, 7921), (2047, 7743), (2581, 6141)]