81890578

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1879}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 153768960

約数和(自身を除く): 71878382

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 283, 566, 1879, 1981, 3113, 3758, 3962, 6226, 13153, 20669, 21791, 26306, 41338, 43582, 144683, 289366, 531757, 1063514, 3722299, 5849327, 7444598, 11698654, 40945289, 81890578]

約数ペア:

[(1, 81890578), (2, 40945289), (7, 11698654), (11, 7444598), (14, 5849327), (22, 3722299), (77, 1063514), (154, 531757), (283, 289366), (566, 144683), (1879, 43582), (1981, 41338), (3113, 26306), (3758, 21791), (3962, 20669), (6226, 13153)]