28669509

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3967}}^1$

素因数の和:4057

約数の個数: 24

約数和(自身を含む): 45806592

約数和(自身を除く): 17137083

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 3967, 7227, 11901, 35703, 43637, 130911, 289591, 392733, 868773, 2606319, 3185501, 9556503, 28669509]

約数ペア:

[(1, 28669509), (3, 9556503), (9, 3185501), (11, 2606319), (33, 868773), (73, 392733), (99, 289591), (219, 130911), (657, 43637), (803, 35703), (2409, 11901), (3967, 7227)]