81877284

素因数分解:

$2^2\times 3^3\times {\mathrm{211}}^1\times {\mathrm{3593}}^1$

素因数の和:3817

約数の個数: 48

約数和(自身を含む): 213339840

約数和(自身を除く): 131462556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 211, 422, 633, 844, 1266, 1899, 2532, 3593, 3798, 5697, 7186, 7596, 10779, 11394, 14372, 21558, 22788, 32337, 43116, 64674, 97011, 129348, 194022, 388044, 758123, 1516246, 2274369, 3032492, 4548738, 6823107, 9097476, 13646214, 20469321, 27292428, 40938642, 81877284]

約数ペア:

[(1, 81877284), (2, 40938642), (3, 27292428), (4, 20469321), (6, 13646214), (9, 9097476), (12, 6823107), (18, 4548738), (27, 3032492), (36, 2274369), (54, 1516246), (108, 758123), (211, 388044), (422, 194022), (633, 129348), (844, 97011), (1266, 64674), (1899, 43116), (2532, 32337), (3593, 22788), (3798, 21558), (5697, 14372), (7186, 11394), (7596, 10779)]