127740668

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{263927}}^1$

素因数の和:263953

約数の個数: 18

約数和(自身を含む): 245716968

約数和(自身を除く): 117976300

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 263927, 527854, 1055708, 2903197, 5806394, 11612788, 31935167, 63870334, 127740668]

約数ペア:

[(1, 127740668), (2, 63870334), (4, 31935167), (11, 11612788), (22, 5806394), (44, 2903197), (121, 1055708), (242, 527854), (484, 263927)]