84142165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 112331520

約数和(自身を除く): 28189355

約数列:

[1, 5, 19, 23, 95, 97, 115, 397, 437, 485, 1843, 1985, 2185, 2231, 7543, 9131, 9215, 11155, 37715, 38509, 42389, 45655, 173489, 192545, 211945, 731671, 867445, 885707, 3658355, 4428535, 16828433, 84142165]

約数ペア:

[(1, 84142165), (5, 16828433), (19, 4428535), (23, 3658355), (95, 885707), (97, 867445), (115, 731671), (397, 211945), (437, 192545), (485, 173489), (1843, 45655), (1985, 42389), (2185, 38509), (2231, 37715), (7543, 11155), (9131, 9215)]