128439212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{22283}}^1$

素因数の和:22429

約数の個数: 24

約数和(自身を含む): 247084992

約数和(自身を除く): 118645780

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 5764, 22283, 44566, 89132, 245113, 490226, 980452, 2919073, 5838146, 11676292, 32109803, 64219606, 128439212]

約数ペア:

[(1, 128439212), (2, 64219606), (4, 32109803), (11, 11676292), (22, 5838146), (44, 2919073), (131, 980452), (262, 490226), (524, 245113), (1441, 89132), (2882, 44566), (5764, 22283)]