31274416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:529

約数の個数: 40

約数和(自身を含む): 62656704

約数和(自身を除く): 31382288

約数列:

[1, 2, 4, 8, 16, 43, 86, 131, 172, 262, 344, 347, 524, 688, 694, 1048, 1388, 2096, 2776, 5552, 5633, 11266, 14921, 22532, 29842, 45064, 45457, 59684, 90128, 90914, 119368, 181828, 238736, 363656, 727312, 1954651, 3909302, 7818604, 15637208, 31274416]

約数ペア:

[(1, 31274416), (2, 15637208), (4, 7818604), (8, 3909302), (16, 1954651), (43, 727312), (86, 363656), (131, 238736), (172, 181828), (262, 119368), (344, 90914), (347, 90128), (524, 59684), (688, 45457), (694, 45064), (1048, 29842), (1388, 22532), (2096, 14921), (2776, 11266), (5552, 5633)]