128801449

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{4969}}^1$

素因数の和:5029

約数の個数: 18

約数和(自身を含む): 156659370

約数和(自身を除く): 27857921

約数列:

[1, 7, 23, 49, 161, 529, 1127, 3703, 4969, 25921, 34783, 114287, 243481, 800009, 2628601, 5600063, 18400207, 128801449]

約数ペア:

[(1, 128801449), (7, 18400207), (23, 5600063), (49, 2628601), (161, 800009), (529, 243481), (1127, 114287), (3703, 34783), (4969, 25921)]