128971386

素因数分解:

$2^1\times 3^3\times {\mathrm{2388359}}^1$

素因数の和:2388370

約数の個数: 16

約数和(自身を含む): 286603200

約数和(自身を除く): 157631814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2388359, 4776718, 7165077, 14330154, 21495231, 42990462, 64485693, 128971386]

約数ペア:

[(1, 128971386), (2, 64485693), (3, 42990462), (6, 21495231), (9, 14330154), (18, 7165077), (27, 4776718), (54, 2388359)]