28678235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{5531}}^1$

素因数の和:5614

約数の個数: 16

約数和(自身を含む): 37042272

約数和(自身を除く): 8364037

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 5531, 27655, 94027, 337391, 470135, 1686955, 5735647, 28678235]

約数ペア:

[(1, 28678235), (5, 5735647), (17, 1686955), (61, 470135), (85, 337391), (305, 94027), (1037, 27655), (5185, 5531)]