28990294

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1873}}^1$

素因数の和:2055

約数の個数: 16

約数和(自身を含む): 44526240

約数和(自身を除く): 15535946

約数列:

[1, 2, 71, 109, 142, 218, 1873, 3746, 7739, 15478, 132983, 204157, 265966, 408314, 14495147, 28990294]

約数ペア:

[(1, 28990294), (2, 14495147), (71, 408314), (109, 265966), (142, 204157), (218, 132983), (1873, 15478), (3746, 7739)]