399528215

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{10243}}^1$

素因数の和:10546

約数の個数: 16

約数和(自身を含む): 497858400

約数和(自身を除く): 98330185

約数列:

[1, 5, 29, 145, 269, 1345, 7801, 10243, 39005, 51215, 297047, 1485235, 2755367, 13776835, 79905643, 399528215]

約数ペア:

[(1, 399528215), (5, 79905643), (29, 13776835), (145, 2755367), (269, 1485235), (1345, 297047), (7801, 51215), (10243, 39005)]