81185656878

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{277}}^1\times {\mathrm{223051}}^1$

素因数の和:223409

約数の個数: 48

約数和(自身を含む): 178956404016

約数和(自身を除く): 97770747138

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 277, 438, 554, 657, 831, 1314, 1662, 2493, 4986, 20221, 40442, 60663, 121326, 181989, 223051, 363978, 446102, 669153, 1338306, 2007459, 4014918, 16282723, 32565446, 48848169, 61785127, 97696338, 123570254, 146544507, 185355381, 293089014, 370710762, 556066143, 1112132286, 4510314271, 9020628542, 13530942813, 27061885626, 40592828439, 81185656878]

約数ペア:

[(1, 81185656878), (2, 40592828439), (3, 27061885626), (6, 13530942813), (9, 9020628542), (18, 4510314271), (73, 1112132286), (146, 556066143), (219, 370710762), (277, 293089014), (438, 185355381), (554, 146544507), (657, 123570254), (831, 97696338), (1314, 61785127), (1662, 48848169), (2493, 32565446), (4986, 16282723), (20221, 4014918), (40442, 2007459), (60663, 1338306), (121326, 669153), (181989, 446102), (223051, 363978)]