81685836

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{17321}}^1$

素因数の和:17462

約数の個数: 36

約数和(自身を含む): 208071864

約数和(自身を除く): 126386028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4716, 17321, 34642, 51963, 69284, 103926, 155889, 207852, 311778, 623556, 2269051, 4538102, 6807153, 9076204, 13614306, 20421459, 27228612, 40842918, 81685836]

約数ペア:

[(1, 81685836), (2, 40842918), (3, 27228612), (4, 20421459), (6, 13614306), (9, 9076204), (12, 6807153), (18, 4538102), (36, 2269051), (131, 623556), (262, 311778), (393, 207852), (524, 155889), (786, 103926), (1179, 69284), (1572, 51963), (2358, 34642), (4716, 17321)]