81822292

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{27983}}^1$

素因数の和:28047

約数の個数: 24

約数和(自身を含む): 155143296

約数和(自身を除く): 73321004

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 27983, 55966, 111932, 475711, 951422, 1203269, 1902844, 2406538, 4813076, 20455573, 40911146, 81822292]

約数ペア:

[(1, 81822292), (2, 40911146), (4, 20455573), (17, 4813076), (34, 2406538), (43, 1902844), (68, 1203269), (86, 951422), (172, 475711), (731, 111932), (1462, 55966), (2924, 27983)]