28297574

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^2$

素因数の和:296

約数の個数: 24

約数和(自身を含む): 45745320

約数和(自身を除く): 17447746

約数列:

[1, 2, 19, 38, 73, 101, 146, 202, 1387, 1919, 2774, 3838, 7373, 10201, 14746, 20402, 140087, 193819, 280174, 387638, 744673, 1489346, 14148787, 28297574]

約数ペア:

[(1, 28297574), (2, 14148787), (19, 1489346), (38, 744673), (73, 387638), (101, 280174), (146, 193819), (202, 140087), (1387, 20402), (1919, 14746), (2774, 10201), (3838, 7373)]