28285127

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 32532192

約数和(自身を除く): 4247065

約数列:

[1, 13, 17, 131, 221, 977, 1703, 2227, 12701, 16609, 28951, 127987, 215917, 1663831, 2175779, 28285127]

約数ペア:

[(1, 28285127), (13, 2175779), (17, 1663831), (131, 215917), (221, 127987), (977, 28951), (1703, 16609), (2227, 12701)]