15186717

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:919

約数の個数: 48

約数和(自身を含む): 28217280

約数和(自身を除く): 13030563

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 637, 819, 883, 1323, 1911, 2457, 2649, 5733, 6181, 7947, 11479, 17199, 18543, 23841, 34437, 43267, 55629, 80353, 103311, 129801, 166887, 241059, 309933, 389403, 562471, 723177, 1168209, 1687413, 2169531, 5062239, 15186717]

約数ペア:

[(1, 15186717), (3, 5062239), (7, 2169531), (9, 1687413), (13, 1168209), (21, 723177), (27, 562471), (39, 389403), (49, 309933), (63, 241059), (91, 166887), (117, 129801), (147, 103311), (189, 80353), (273, 55629), (351, 43267), (441, 34437), (637, 23841), (819, 18543), (883, 17199), (1323, 11479), (1911, 7947), (2457, 6181), (2649, 5733)]