86687876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{27749}}^1$

素因数の和:27835

約数の個数: 24

約数和(自身を含む): 167832000

約数和(自身を除く): 81144124

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 27749, 55498, 110996, 305239, 610478, 1220956, 1970179, 3940358, 7880716, 21671969, 43343938, 86687876]

約数ペア:

[(1, 86687876), (2, 43343938), (4, 21671969), (11, 7880716), (22, 3940358), (44, 1970179), (71, 1220956), (142, 610478), (284, 305239), (781, 110996), (1562, 55498), (3124, 27749)]