1945370427

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{647809}}^1$

素因数の和:647843

約数の個数: 32

約数和(自身を含む): 3482626560

約数和(自身を除く): 1537256133

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 647809, 1943427, 4534663, 7125899, 8421517, 13603989, 21377697, 25264551, 49881293, 58950619, 92636687, 149643879, 176851857, 277910061, 648456809, 1945370427]

約数ペア:

[(1, 1945370427), (3, 648456809), (7, 277910061), (11, 176851857), (13, 149643879), (21, 92636687), (33, 58950619), (39, 49881293), (77, 25264551), (91, 21377697), (143, 13603989), (231, 8421517), (273, 7125899), (429, 4534663), (1001, 1943427), (3003, 647809)]