28969265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4327}}^1$

素因数の和:4448

約数の個数: 16

約数和(自身を含む): 37809408

約数和(自身を除く): 8840143

約数列:

[1, 5, 13, 65, 103, 515, 1339, 4327, 6695, 21635, 56251, 281255, 445681, 2228405, 5793853, 28969265]

約数ペア:

[(1, 28969265), (5, 5793853), (13, 2228405), (65, 445681), (103, 281255), (515, 56251), (1339, 21635), (4327, 6695)]