1277887897

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3643}}^1$

素因数の和:3901

約数の個数: 24

約数和(自身を含む): 1519868672

約数和(自身を除く): 241980775

約数列:

[1, 11, 13, 121, 143, 223, 1573, 2453, 2899, 3643, 26983, 31889, 40073, 47359, 350779, 440803, 520949, 812389, 5730439, 8936279, 10561057, 98299069, 116171627, 1277887897]

約数ペア:

[(1, 1277887897), (11, 116171627), (13, 98299069), (121, 10561057), (143, 8936279), (223, 5730439), (1573, 812389), (2453, 520949), (2899, 440803), (3643, 350779), (26983, 47359), (31889, 40073)]