53981851

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 75382272

約数和(自身を除く): 21400421

約数列:

[1, 7, 11, 17, 23, 77, 119, 121, 161, 163, 187, 253, 391, 847, 1141, 1309, 1771, 1793, 2057, 2737, 2771, 2783, 3749, 4301, 12551, 14399, 19397, 19481, 19723, 26243, 30107, 30481, 41239, 47311, 63733, 138061, 213367, 288673, 331177, 335291, 446131, 453629, 701063, 2347037, 3175403, 4907441, 7711693, 53981851]

約数ペア:

[(1, 53981851), (7, 7711693), (11, 4907441), (17, 3175403), (23, 2347037), (77, 701063), (119, 453629), (121, 446131), (161, 335291), (163, 331177), (187, 288673), (253, 213367), (391, 138061), (847, 63733), (1141, 47311), (1309, 41239), (1771, 30481), (1793, 30107), (2057, 26243), (2737, 19723), (2771, 19481), (2783, 19397), (3749, 14399), (4301, 12551)]