28621142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{9931}}^1$

素因数の和:10075

約数の個数: 16

約数和(自身を含む): 47196864

約数和(自身を除く): 18575722

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 9931, 19862, 109241, 218482, 1300961, 2601922, 14310571, 28621142]

約数ペア:

[(1, 28621142), (2, 14310571), (11, 2601922), (22, 1300961), (131, 218482), (262, 109241), (1441, 19862), (2882, 9931)]