81967159

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1$

素因数の和:2550

約数の個数: 16

約数和(自身を含む): 90478080

約数和(自身を除く): 8510921

約数列:

[1, 19, 41, 43, 779, 817, 1763, 2447, 33497, 46493, 100327, 105221, 1906213, 1999199, 4314061, 81967159]

約数ペア:

[(1, 81967159), (19, 4314061), (41, 1999199), (43, 1906213), (779, 105221), (817, 100327), (1763, 46493), (2447, 33497)]