28851921

素因数分解:

$3^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1093}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 47785920

約数和(自身を除く): 18933999

約数列:

[1, 3, 7, 9, 21, 63, 419, 1093, 1257, 2933, 3279, 3771, 7651, 8799, 9837, 22953, 26397, 68859, 457967, 1373901, 3205769, 4121703, 9617307, 28851921]

約数ペア:

[(1, 28851921), (3, 9617307), (7, 4121703), (9, 3205769), (21, 1373901), (63, 457967), (419, 68859), (1093, 26397), (1257, 22953), (2933, 9837), (3279, 8799), (3771, 7651)]