28493309

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4220

約数の個数: 16

約数和(自身を含む): 33546240

約数和(自身を除く): 5052931

約数列:

[1, 13, 17, 31, 221, 403, 527, 4159, 6851, 54067, 70703, 128929, 919139, 1676077, 2191793, 28493309]

約数ペア:

[(1, 28493309), (13, 2191793), (17, 1676077), (31, 919139), (221, 128929), (403, 70703), (527, 54067), (4159, 6851)]