128561742

素因数分解:

$2^1\times 3^4\times {\mathrm{793591}}^1$

素因数の和:793605

約数の個数: 20

約数和(自身を含む): 288073896

約数和(自身を除く): 159512154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 793591, 1587182, 2380773, 4761546, 7142319, 14284638, 21426957, 42853914, 64280871, 128561742]

約数ペア:

[(1, 128561742), (2, 64280871), (3, 42853914), (6, 21426957), (9, 14284638), (18, 7142319), (27, 4761546), (54, 2380773), (81, 1587182), (162, 793591)]