128577942

素因数分解:

$2^1\times 3^4\times {\mathrm{793691}}^1$

素因数の和:793705

約数の個数: 20

約数和(自身を含む): 288110196

約数和(自身を除く): 159532254

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 793691, 1587382, 2381073, 4762146, 7143219, 14286438, 21429657, 42859314, 64288971, 128577942]

約数ペア:

[(1, 128577942), (2, 64288971), (3, 42859314), (6, 21429657), (9, 14286438), (18, 7143219), (27, 4762146), (54, 2381073), (81, 1587382), (162, 793691)]