28275884

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77681}}^1$

素因数の和:77705

約数の個数: 24

約数和(自身を含む): 60902688

約数和(自身を除く): 32626804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 77681, 155362, 310724, 543767, 1009853, 1087534, 2019706, 2175068, 4039412, 7068971, 14137942, 28275884]

約数ペア:

[(1, 28275884), (2, 14137942), (4, 7068971), (7, 4039412), (13, 2175068), (14, 2019706), (26, 1087534), (28, 1009853), (52, 543767), (91, 310724), (182, 155362), (364, 77681)]