81280111

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 97977600

約数和(自身を除く): 16697489

約数列:

[1, 11, 17, 53, 59, 139, 187, 583, 649, 901, 1003, 1529, 2363, 3127, 7367, 8201, 9911, 11033, 25993, 34397, 53159, 81037, 90211, 125239, 139417, 434653, 584749, 1377629, 1533587, 4781183, 7389101, 81280111]

約数ペア:

[(1, 81280111), (11, 7389101), (17, 4781183), (53, 1533587), (59, 1377629), (139, 584749), (187, 434653), (583, 139417), (649, 125239), (901, 90211), (1003, 81037), (1529, 53159), (2363, 34397), (3127, 25993), (7367, 11033), (8201, 9911)]