31232487

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1549}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 49996800

約数和(自身を除く): 18764313

約数列:

[1, 3, 11, 13, 33, 39, 47, 141, 143, 429, 517, 611, 1549, 1551, 1833, 4647, 6721, 17039, 20137, 20163, 51117, 60411, 72803, 218409, 221507, 664521, 800833, 946439, 2402499, 2839317, 10410829, 31232487]

約数ペア:

[(1, 31232487), (3, 10410829), (11, 2839317), (13, 2402499), (33, 946439), (39, 800833), (47, 664521), (141, 221507), (143, 218409), (429, 72803), (517, 60411), (611, 51117), (1549, 20163), (1551, 20137), (1833, 17039), (4647, 6721)]