42157731

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 72317952

約数和(自身を除く): 30160221

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 121, 141, 231, 329, 353, 363, 517, 847, 987, 1059, 1551, 2471, 2541, 3619, 3883, 5687, 7413, 10857, 11649, 16591, 17061, 27181, 39809, 42713, 49773, 81543, 116137, 119427, 128139, 182501, 298991, 348411, 547503, 896973, 1277507, 2007511, 3832521, 6022533, 14052577, 42157731]

約数ペア:

[(1, 42157731), (3, 14052577), (7, 6022533), (11, 3832521), (21, 2007511), (33, 1277507), (47, 896973), (77, 547503), (121, 348411), (141, 298991), (231, 182501), (329, 128139), (353, 119427), (363, 116137), (517, 81543), (847, 49773), (987, 42713), (1059, 39809), (1551, 27181), (2471, 17061), (2541, 16591), (3619, 11649), (3883, 10857), (5687, 7413)]