28196355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170887}}^1$

素因数の和:170906

約数の個数: 16

約数和(自身を含む): 49215744

約数和(自身を除く): 21019389

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 170887, 512661, 854435, 1879757, 2563305, 5639271, 9398785, 28196355]

約数ペア:

[(1, 28196355), (3, 9398785), (5, 5639271), (11, 2563305), (15, 1879757), (33, 854435), (55, 512661), (165, 170887)]