31817745

素因数分解:

$3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1117}}^1$

素因数の和:1342

約数の個数: 32

約数和(自身を含む): 56883840

約数和(自身を除く): 25066095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 211, 633, 1055, 1117, 1899, 3165, 3351, 5585, 5697, 9495, 10053, 16755, 28485, 30159, 50265, 150795, 235687, 707061, 1178435, 2121183, 3535305, 6363549, 10605915, 31817745]

約数ペア:

[(1, 31817745), (3, 10605915), (5, 6363549), (9, 3535305), (15, 2121183), (27, 1178435), (45, 707061), (135, 235687), (211, 150795), (633, 50265), (1055, 30159), (1117, 28485), (1899, 16755), (3165, 10053), (3351, 9495), (5585, 5697)]