28215181

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 30818304

約数和(自身を除く): 2603123

約数列:

[1, 23, 43, 47, 607, 989, 1081, 2021, 13961, 26101, 28529, 46483, 600323, 656167, 1226747, 28215181]

約数ペア:

[(1, 28215181), (23, 1226747), (43, 656167), (47, 600323), (607, 46483), (989, 28529), (1081, 26101), (2021, 13961)]