201991302

素因数分解:

$2^1\times 3^2\times {\mathrm{11221739}}^1$

素因数の和:11221747

約数の個数: 12

約数和(自身を含む): 437647860

約数和(自身を除く): 235656558

約数列:

[1, 2, 3, 6, 9, 18, 11221739, 22443478, 33665217, 67330434, 100995651, 201991302]

約数ペア:

[(1, 201991302), (2, 100995651), (3, 67330434), (6, 33665217), (9, 22443478), (18, 11221739)]