71471288

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{12391}}^1$

素因数の和:12507

約数の個数: 32

約数和(自身を含む): 154652160

約数和(自身を除く): 83180872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 12391, 24782, 49564, 86737, 99128, 173474, 346948, 693896, 1276273, 2552546, 5105092, 8933911, 10210184, 17867822, 35735644, 71471288]

約数ペア:

[(1, 71471288), (2, 35735644), (4, 17867822), (7, 10210184), (8, 8933911), (14, 5105092), (28, 2552546), (56, 1276273), (103, 693896), (206, 346948), (412, 173474), (721, 99128), (824, 86737), (1442, 49564), (2884, 24782), (5768, 12391)]