128455788

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{261089}}^1$

素因数の和:261137

約数の個数: 24

約数和(自身を含む): 307041840

約数和(自身を除く): 178586052

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 261089, 522178, 783267, 1044356, 1566534, 3133068, 10704649, 21409298, 32113947, 42818596, 64227894, 128455788]

約数ペア:

[(1, 128455788), (2, 64227894), (3, 42818596), (4, 32113947), (6, 21409298), (12, 10704649), (41, 3133068), (82, 1566534), (123, 1044356), (164, 783267), (246, 522178), (492, 261089)]