81366406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{86011}}^1$

素因数の和:86067

約数の個数: 16

約数和(自身を含む): 136243008

約数和(自身を除く): 54876602

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 86011, 172022, 946121, 1892242, 3698473, 7396946, 40683203, 81366406]

約数ペア:

[(1, 81366406), (2, 40683203), (11, 7396946), (22, 3698473), (43, 1892242), (86, 946121), (473, 172022), (946, 86011)]