28920164

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79451}}^1$

素因数の和:79475

約数の個数: 24

約数和(自身を含む): 62290368

約数和(自身を除く): 33370204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 79451, 158902, 317804, 556157, 1032863, 1112314, 2065726, 2224628, 4131452, 7230041, 14460082, 28920164]

約数ペア:

[(1, 28920164), (2, 14460082), (4, 7230041), (7, 4131452), (13, 2224628), (14, 2065726), (26, 1112314), (28, 1032863), (52, 556157), (91, 317804), (182, 158902), (364, 79451)]