128874618

素因数分解:

$2^1\times 3^3\times {\mathrm{2386567}}^1$

素因数の和:2386578

約数の個数: 16

約数和(自身を含む): 286388160

約数和(自身を除く): 157513542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2386567, 4773134, 7159701, 14319402, 21479103, 42958206, 64437309, 128874618]

約数ペア:

[(1, 128874618), (2, 64437309), (3, 42958206), (6, 21479103), (9, 14319402), (18, 7159701), (27, 4773134), (54, 2386567)]