31809816

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{4129}}^1$

素因数の和:4248

約数の個数: 48

約数和(自身を含む): 86977800

約数和(自身を除く): 55167984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 3852, 4129, 7704, 8258, 12387, 16516, 24774, 33032, 37161, 49548, 74322, 99096, 148644, 297288, 441803, 883606, 1325409, 1767212, 2650818, 3534424, 3976227, 5301636, 7952454, 10603272, 15904908, 31809816]

約数ペア:

[(1, 31809816), (2, 15904908), (3, 10603272), (4, 7952454), (6, 5301636), (8, 3976227), (9, 3534424), (12, 2650818), (18, 1767212), (24, 1325409), (36, 883606), (72, 441803), (107, 297288), (214, 148644), (321, 99096), (428, 74322), (642, 49548), (856, 37161), (963, 33032), (1284, 24774), (1926, 16516), (2568, 12387), (3852, 8258), (4129, 7704)]