2891933

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 16

約数和(自身を含む): 3378240

約数和(自身を除く): 486307

約数列:

[1, 11, 19, 101, 137, 209, 1111, 1507, 1919, 2603, 13837, 21109, 28633, 152207, 262903, 2891933]

約数ペア:

[(1, 2891933), (11, 262903), (19, 152207), (101, 28633), (137, 21109), (209, 13837), (1111, 2603), (1507, 1919)]