78157884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{1109}}^1$

素因数の和:1962

約数の個数: 48

約数和(自身を含む): 208857600

約数和(自身を除く): 130699716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 839, 1109, 1678, 2218, 2517, 3327, 3356, 4436, 5034, 5873, 6654, 7763, 10068, 11746, 13308, 15526, 17619, 23289, 23492, 31052, 35238, 46578, 70476, 93156, 930451, 1860902, 2791353, 3721804, 5582706, 6513157, 11165412, 13026314, 19539471, 26052628, 39078942, 78157884]

約数ペア:

[(1, 78157884), (2, 39078942), (3, 26052628), (4, 19539471), (6, 13026314), (7, 11165412), (12, 6513157), (14, 5582706), (21, 3721804), (28, 2791353), (42, 1860902), (84, 930451), (839, 93156), (1109, 70476), (1678, 46578), (2218, 35238), (2517, 31052), (3327, 23492), (3356, 23289), (4436, 17619), (5034, 15526), (5873, 13308), (6654, 11746), (7763, 10068)]