81212956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{5477}}^1$

素因数の和:5829

約数の個数: 24

約数和(自身を含む): 155531376

約数和(自身を除く): 74318420

約数列:

[1, 2, 4, 11, 22, 44, 337, 674, 1348, 3707, 5477, 7414, 10954, 14828, 21908, 60247, 120494, 240988, 1845749, 3691498, 7382996, 20303239, 40606478, 81212956]

約数ペア:

[(1, 81212956), (2, 40606478), (4, 20303239), (11, 7382996), (22, 3691498), (44, 1845749), (337, 240988), (674, 120494), (1348, 60247), (3707, 21908), (5477, 14828), (7414, 10954)]