81121854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1279}}^1$

素因数の和:1357

約数の個数: 48

約数和(自身を含む): 183029760

約数和(自身を除く): 101907906

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 341, 682, 961, 1023, 1279, 1922, 2046, 2558, 2883, 3837, 5766, 7674, 10571, 14069, 21142, 28138, 31713, 39649, 42207, 63426, 79298, 84414, 118947, 237894, 436139, 872278, 1229119, 1308417, 2458238, 2616834, 3687357, 7374714, 13520309, 27040618, 40560927, 81121854]

約数ペア:

[(1, 81121854), (2, 40560927), (3, 27040618), (6, 13520309), (11, 7374714), (22, 3687357), (31, 2616834), (33, 2458238), (62, 1308417), (66, 1229119), (93, 872278), (186, 436139), (341, 237894), (682, 118947), (961, 84414), (1023, 79298), (1279, 63426), (1922, 42207), (2046, 39649), (2558, 31713), (2883, 28138), (3837, 21142), (5766, 14069), (7674, 10571)]