20170612

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1523}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 45061632

約数和(自身を除く): 24891020

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1523, 1892, 3046, 3311, 6092, 6622, 10661, 13244, 16753, 21322, 33506, 42644, 65489, 67012, 117271, 130978, 234542, 261956, 458423, 469084, 720379, 916846, 1440758, 1833692, 2881516, 5042653, 10085306, 20170612]

約数ペア:

[(1, 20170612), (2, 10085306), (4, 5042653), (7, 2881516), (11, 1833692), (14, 1440758), (22, 916846), (28, 720379), (43, 469084), (44, 458423), (77, 261956), (86, 234542), (154, 130978), (172, 117271), (301, 67012), (308, 65489), (473, 42644), (602, 33506), (946, 21322), (1204, 16753), (1523, 13244), (1892, 10661), (3046, 6622), (3311, 6092)]