2149702655

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{27697}}^1$

素因数の和:27783

約数の個数: 24

約数和(自身を含む): 2785975632

約数和(自身を除く): 636272977

約数列:

[1, 5, 19, 43, 95, 215, 361, 817, 1805, 4085, 15523, 27697, 77615, 138485, 526243, 1190971, 2631215, 5954855, 9998617, 22628449, 49993085, 113142245, 429940531, 2149702655]

約数ペア:

[(1, 2149702655), (5, 429940531), (19, 113142245), (43, 49993085), (95, 22628449), (215, 9998617), (361, 5954855), (817, 2631215), (1805, 1190971), (4085, 526243), (15523, 138485), (27697, 77615)]