28799139

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 41555520

約数和(自身を除く): 12756381

約数列:

[1, 3, 17, 51, 59, 177, 289, 563, 867, 1003, 1689, 3009, 9571, 17051, 28713, 33217, 51153, 99651, 162707, 488121, 564689, 1694067, 9599713, 28799139]

約数ペア:

[(1, 28799139), (3, 9599713), (17, 1694067), (51, 564689), (59, 488121), (177, 162707), (289, 99651), (563, 51153), (867, 33217), (1003, 28713), (1689, 17051), (3009, 9571)]