28258593

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 42550272

約数和(自身を除く): 14291679

約数列:

[1, 3, 11, 33, 53, 107, 151, 159, 321, 453, 583, 1177, 1661, 1749, 3531, 4983, 5671, 8003, 16157, 17013, 24009, 48471, 62381, 88033, 177727, 187143, 264099, 533181, 856321, 2568963, 9419531, 28258593]

約数ペア:

[(1, 28258593), (3, 9419531), (11, 2568963), (33, 856321), (53, 533181), (107, 264099), (151, 187143), (159, 177727), (321, 88033), (453, 62381), (583, 48471), (1177, 24009), (1661, 17013), (1749, 16157), (3531, 8003), (4983, 5671)]