28643883

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1223}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 39442176

約数和(自身を除く): 10798293

約数列:

[1, 3, 37, 111, 211, 633, 1223, 3669, 7807, 23421, 45251, 135753, 258053, 774159, 9547961, 28643883]

約数ペア:

[(1, 28643883), (3, 9547961), (37, 774159), (111, 258053), (211, 135753), (633, 45251), (1223, 23421), (3669, 7807)]