128971668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1535377}}^1$

素因数の和:1535391

約数の個数: 24

約数和(自身を含む): 343924672

約数和(自身を除く): 214953004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1535377, 3070754, 4606131, 6141508, 9212262, 10747639, 18424524, 21495278, 32242917, 42990556, 64485834, 128971668]

約数ペア:

[(1, 128971668), (2, 64485834), (3, 42990556), (4, 32242917), (6, 21495278), (7, 18424524), (12, 10747639), (14, 9212262), (21, 6141508), (28, 4606131), (42, 3070754), (84, 1535377)]