1279402317

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{11969}}^1$

素因数の和:12122

約数の個数: 32

約数和(自身を含む): 1964995200

約数和(自身を除く): 685592883

約数列:

[1, 3, 9, 27, 37, 107, 111, 321, 333, 963, 999, 2889, 3959, 11877, 11969, 35631, 35907, 106893, 107721, 323163, 442853, 1280683, 1328559, 3842049, 3985677, 11526147, 11957031, 34578441, 47385271, 142155813, 426467439, 1279402317]

約数ペア:

[(1, 1279402317), (3, 426467439), (9, 142155813), (27, 47385271), (37, 34578441), (107, 11957031), (111, 11526147), (321, 3985677), (333, 3842049), (963, 1328559), (999, 1280683), (2889, 442853), (3959, 323163), (11877, 107721), (11969, 106893), (35631, 35907)]