28315221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{14543}}^1$

素因数の和:14616

約数の個数: 16

約数和(自身を含む): 41886720

約数和(自身を除く): 13571499

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 14543, 43629, 159973, 479919, 858037, 2574111, 9438407, 28315221]

約数ペア:

[(1, 28315221), (3, 9438407), (11, 2574111), (33, 858037), (59, 479919), (177, 159973), (649, 43629), (1947, 14543)]