128220668

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{6967}}^1$

素因数の和:7121

約数の個数: 24

約数和(自身を含む): 231783552

約数和(自身を除く): 103562884

約数列:

[1, 2, 4, 43, 86, 107, 172, 214, 428, 4601, 6967, 9202, 13934, 18404, 27868, 299581, 599162, 745469, 1198324, 1490938, 2981876, 32055167, 64110334, 128220668]

約数ペア:

[(1, 128220668), (2, 64110334), (4, 32055167), (43, 2981876), (86, 1490938), (107, 1198324), (172, 745469), (214, 599162), (428, 299581), (4601, 27868), (6967, 18404), (9202, 13934)]