28987343

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{7103}}^1$

素因数の和:7174

約数の個数: 16

約数和(自身を含む): 36827136

約数和(自身を除く): 7839793

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 7103, 49721, 78133, 376459, 546931, 2635213, 4141049, 28987343]

約数ペア:

[(1, 28987343), (7, 4141049), (11, 2635213), (53, 546931), (77, 376459), (371, 78133), (583, 49721), (4081, 7103)]