80938143

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20963}}^1$

素因数の和:20996

約数の個数: 32

約数和(自身を含む): 140878080

約数和(自身を除く): 59939937

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 20963, 62889, 188667, 230593, 272519, 566001, 691779, 817557, 2075337, 2452671, 2997709, 6226011, 7358013, 8993127, 26979381, 80938143]

約数ペア:

[(1, 80938143), (3, 26979381), (9, 8993127), (11, 7358013), (13, 6226011), (27, 2997709), (33, 2452671), (39, 2075337), (99, 817557), (117, 691779), (143, 566001), (297, 272519), (351, 230593), (429, 188667), (1287, 62889), (3861, 20963)]