28765445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5051}}^1$

素因数の和:5140

約数の個数: 16

約数和(自身を含む): 37101888

約数和(自身を除く): 8336443

約数列:

[1, 5, 17, 67, 85, 335, 1139, 5051, 5695, 25255, 85867, 338417, 429335, 1692085, 5753089, 28765445]

約数ペア:

[(1, 28765445), (5, 5753089), (17, 1692085), (67, 429335), (85, 338417), (335, 85867), (1139, 25255), (5051, 5695)]