4990456947

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{2543}}^1$

素因数の和:2832

約数の個数: 64

約数和(自身を含む): 8440381440

約数和(自身を除く): 3449924493

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 239, 357, 391, 483, 717, 1173, 1673, 2543, 2737, 4063, 5019, 5497, 7629, 8211, 12189, 16491, 17801, 28441, 38479, 43231, 53403, 58489, 85323, 93449, 115437, 129693, 175467, 280347, 302617, 409423, 607777, 654143, 907851, 994313, 1228269, 1823331, 1962429, 2982939, 4254439, 6960191, 10332209, 12763317, 13978871, 20880573, 30996627, 41936613, 72325463, 97852097, 216976389, 237640807, 293556291, 712922421, 1663485649, 4990456947]

約数ペア:

[(1, 4990456947), (3, 1663485649), (7, 712922421), (17, 293556291), (21, 237640807), (23, 216976389), (51, 97852097), (69, 72325463), (119, 41936613), (161, 30996627), (239, 20880573), (357, 13978871), (391, 12763317), (483, 10332209), (717, 6960191), (1173, 4254439), (1673, 2982939), (2543, 1962429), (2737, 1823331), (4063, 1228269), (5019, 994313), (5497, 907851), (7629, 654143), (8211, 607777), (12189, 409423), (16491, 302617), (17801, 280347), (28441, 175467), (38479, 129693), (43231, 115437), (53403, 93449), (58489, 85323)]