28517764

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{58921}}^1$

素因数の和:58947

約数の個数: 18

約数和(自身を含む): 54856382

約数和(自身を除く): 26338618

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 58921, 117842, 235684, 648131, 1296262, 2592524, 7129441, 14258882, 28517764]

約数ペア:

[(1, 28517764), (2, 14258882), (4, 7129441), (11, 2592524), (22, 1296262), (44, 648131), (121, 235684), (242, 117842), (484, 58921)]