78766857

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{643}}^1$

素因数の和:1014

約数の個数: 32

約数和(自身を含む): 126224000

約数和(自身を除く): 47457143

約数列:

[1, 3, 9, 13, 27, 39, 117, 349, 351, 643, 1047, 1929, 3141, 4537, 5787, 8359, 9423, 13611, 17361, 25077, 40833, 75231, 122499, 224407, 225693, 673221, 2019663, 2917291, 6058989, 8751873, 26255619, 78766857]

約数ペア:

[(1, 78766857), (3, 26255619), (9, 8751873), (13, 6058989), (27, 2917291), (39, 2019663), (117, 673221), (349, 225693), (351, 224407), (643, 122499), (1047, 75231), (1929, 40833), (3141, 25077), (4537, 17361), (5787, 13611), (8359, 9423)]