66781143

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 119333760

約数和(自身を除く): 52552617

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 741, 1287, 1881, 2223, 2717, 2731, 8151, 8193, 24453, 24579, 30041, 35503, 51889, 90123, 106509, 155667, 270369, 319527, 390533, 467001, 570779, 674557, 1171599, 1712337, 2023671, 3514797, 5137011, 6071013, 7420127, 22260381, 66781143]

約数ペア:

[(1, 66781143), (3, 22260381), (9, 7420127), (11, 6071013), (13, 5137011), (19, 3514797), (33, 2023671), (39, 1712337), (57, 1171599), (99, 674557), (117, 570779), (143, 467001), (171, 390533), (209, 319527), (247, 270369), (429, 155667), (627, 106509), (741, 90123), (1287, 51889), (1881, 35503), (2223, 30041), (2717, 24579), (2731, 24453), (8151, 8193)]