81519466

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{44449}}^1$

素因数の和:44589

約数の個数: 16

約数和(自身を含む): 140817600

約数和(自身を除く): 59298134

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 44449, 88898, 311143, 622286, 5822819, 11645638, 40759733, 81519466]

約数ペア:

[(1, 81519466), (2, 40759733), (7, 11645638), (14, 5822819), (131, 622286), (262, 311143), (917, 88898), (1834, 44449)]