28285873

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8543}}^1$

素因数の和:8604

約数の個数: 16

約数和(自身を含む): 36089856

約数和(自身を除く): 7803983

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 8543, 59801, 93973, 367349, 657811, 2571443, 4040839, 28285873]

約数ペア:

[(1, 28285873), (7, 4040839), (11, 2571443), (43, 657811), (77, 367349), (301, 93973), (473, 59801), (3311, 8543)]