81693722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{86357}}^1$

素因数の和:86413

約数の個数: 16

約数和(自身を含む): 136791072

約数和(自身を除く): 55097350

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 86357, 172714, 949927, 1899854, 3713351, 7426702, 40846861, 81693722]

約数ペア:

[(1, 81693722), (2, 40846861), (11, 7426702), (22, 3713351), (43, 1899854), (86, 949927), (473, 172714), (946, 86357)]