28870415

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{19183}}^1$

素因数の和:19238

約数の個数: 16

約数和(自身を含む): 40516608

約数和(自身を除く): 11646193

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 19183, 95915, 134281, 671405, 824869, 4124345, 5774083, 28870415]

約数ペア:

[(1, 28870415), (5, 5774083), (7, 4124345), (35, 824869), (43, 671405), (215, 134281), (301, 95915), (1505, 19183)]