128316736

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{15787}}^1$

素因数の和:15926

約数の個数: 28

約数和(自身を含む): 256649728

約数和(自身を除く): 128332992

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128, 15787, 31574, 63148, 126296, 252592, 505184, 1010368, 2004949, 4009898, 8019796, 16039592, 32079184, 64158368, 128316736]

約数ペア:

[(1, 128316736), (2, 64158368), (4, 32079184), (8, 16039592), (16, 8019796), (32, 4009898), (64, 2004949), (127, 1010368), (254, 505184), (508, 252592), (1016, 126296), (2032, 63148), (4064, 31574), (8128, 15787)]