211988912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{811}}^1$

素因数の和:898

約数の個数: 60

約数和(自身を含む): 449924328

約数和(自身を除く): 237935416

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 811, 961, 1054, 1622, 1922, 2108, 3244, 3844, 4216, 6488, 7688, 8432, 12976, 13787, 15376, 16337, 25141, 27574, 32674, 50282, 55148, 65348, 100564, 110296, 130696, 201128, 220592, 261392, 402256, 427397, 779371, 854794, 1558742, 1709588, 3117484, 3419176, 6234968, 6838352, 12469936, 13249307, 26498614, 52997228, 105994456, 211988912]

約数ペア:

[(1, 211988912), (2, 105994456), (4, 52997228), (8, 26498614), (16, 13249307), (17, 12469936), (31, 6838352), (34, 6234968), (62, 3419176), (68, 3117484), (124, 1709588), (136, 1558742), (248, 854794), (272, 779371), (496, 427397), (527, 402256), (811, 261392), (961, 220592), (1054, 201128), (1622, 130696), (1922, 110296), (2108, 100564), (3244, 65348), (3844, 55148), (4216, 50282), (6488, 32674), (7688, 27574), (8432, 25141), (12976, 16337), (13787, 15376)]