66778722

素因数分解:

$2^1\times 3^3\times {\mathrm{1236643}}^1$

素因数の和:1236654

約数の個数: 16

約数和(自身を含む): 148397280

約数和(自身を除く): 81618558

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1236643, 2473286, 3709929, 7419858, 11129787, 22259574, 33389361, 66778722]

約数ペア:

[(1, 66778722), (2, 33389361), (3, 22259574), (6, 11129787), (9, 7419858), (18, 3709929), (27, 2473286), (54, 1236643)]