258968919

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 397748736

約数和(自身を除く): 138779817

約数列:

[1, 3, 11, 33, 43, 47, 121, 129, 141, 353, 363, 473, 517, 1059, 1419, 1551, 2021, 3883, 5203, 5687, 6063, 11649, 15179, 15609, 16591, 17061, 22231, 42713, 45537, 49773, 66693, 128139, 166969, 182501, 244541, 500907, 547503, 713413, 733623, 1836659, 2007511, 2140239, 5509977, 6022533, 7847543, 23542629, 86322973, 258968919]

約数ペア:

[(1, 258968919), (3, 86322973), (11, 23542629), (33, 7847543), (43, 6022533), (47, 5509977), (121, 2140239), (129, 2007511), (141, 1836659), (353, 733623), (363, 713413), (473, 547503), (517, 500907), (1059, 244541), (1419, 182501), (1551, 166969), (2021, 128139), (3883, 66693), (5203, 49773), (5687, 45537), (6063, 42713), (11649, 22231), (15179, 17061), (15609, 16591)]