72720676

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{136693}}^1$

素因数の和:136723

約数の個数: 24

約数和(自身を含む): 153097280

約数和(自身を除く): 80376604

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 136693, 273386, 546772, 956851, 1913702, 2597167, 3827404, 5194334, 10388668, 18180169, 36360338, 72720676]

約数ペア:

[(1, 72720676), (2, 36360338), (4, 18180169), (7, 10388668), (14, 5194334), (19, 3827404), (28, 2597167), (38, 1913702), (76, 956851), (133, 546772), (266, 273386), (532, 136693)]