128853505

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{212981}}^1$

素因数の和:213008

約数の個数: 12

約数和(自身を含む): 169959636

約数和(自身を除く): 41106131

約数列:

[1, 5, 11, 55, 121, 605, 212981, 1064905, 2342791, 11713955, 25770701, 128853505]

約数ペア:

[(1, 128853505), (5, 25770701), (11, 11713955), (55, 2342791), (121, 1064905), (605, 212981)]