28663294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{11953}}^1$

素因数の和:12075

約数の個数: 16

約数和(自身を含む): 47337840

約数和(自身を除く): 18674546

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 11953, 23906, 131483, 262966, 1302877, 2605754, 14331647, 28663294]

約数ペア:

[(1, 28663294), (2, 14331647), (11, 2605754), (22, 1302877), (109, 262966), (218, 131483), (1199, 23906), (2398, 11953)]