28785492021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1560443}}^1$

素因数の和:1560513

約数の個数: 32

約数和(自身を含む): 46139208192

約数和(自身を除く): 17353716171

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 429, 473, 559, 1419, 1677, 6149, 18447, 1560443, 4681329, 17164873, 20285759, 51494619, 60857277, 67099049, 201297147, 223143349, 669430047, 738089539, 872287637, 2214268617, 2616862911, 9595164007, 28785492021]

約数ペア:

[(1, 28785492021), (3, 9595164007), (11, 2616862911), (13, 2214268617), (33, 872287637), (39, 738089539), (43, 669430047), (129, 223143349), (143, 201297147), (429, 67099049), (473, 60857277), (559, 51494619), (1419, 20285759), (1677, 17164873), (6149, 4681329), (18447, 1560443)]