28892715

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1009}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 48867840

約数和(自身を除く): 19975125

約数列:

[1, 3, 5, 15, 23, 69, 83, 115, 249, 345, 415, 1009, 1245, 1909, 3027, 5045, 5727, 9545, 15135, 23207, 28635, 69621, 83747, 116035, 251241, 348105, 418735, 1256205, 1926181, 5778543, 9630905, 28892715]

約数ペア:

[(1, 28892715), (3, 9630905), (5, 5778543), (15, 1926181), (23, 1256205), (69, 418735), (83, 348105), (115, 251241), (249, 116035), (345, 83747), (415, 69621), (1009, 28635), (1245, 23207), (1909, 15135), (3027, 9545), (5045, 5727)]