28931263

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1314

約数の個数: 16

約数和(自身を含む): 32515776

約数和(自身を除く): 3584513

約数列:

[1, 17, 23, 61, 391, 1037, 1213, 1403, 20621, 23851, 27899, 73993, 474283, 1257881, 1701839, 28931263]

約数ペア:

[(1, 28931263), (17, 1701839), (23, 1257881), (61, 474283), (391, 73993), (1037, 27899), (1213, 23851), (1403, 20621)]