22780289

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4073}}^1$

素因数の和:4144

約数の個数: 16

約数和(自身を含む): 28159488

約数和(自身を除く): 5379199

約数列:

[1, 7, 17, 47, 119, 329, 799, 4073, 5593, 28511, 69241, 191431, 484687, 1340017, 3254327, 22780289]

約数ペア:

[(1, 22780289), (7, 3254327), (17, 1340017), (47, 484687), (119, 191431), (329, 69241), (799, 28511), (4073, 5593)]