28774493

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^2$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 34500960

約数和(自身を除く): 5726467

約数列:

[1, 11, 19, 37, 61, 209, 407, 671, 703, 1159, 2257, 3721, 7733, 12749, 24827, 40931, 42883, 70699, 137677, 471713, 777689, 1514447, 2615863, 28774493]

約数ペア:

[(1, 28774493), (11, 2615863), (19, 1514447), (37, 777689), (61, 471713), (209, 137677), (407, 70699), (671, 42883), (703, 40931), (1159, 24827), (2257, 12749), (3721, 7733)]