202481279

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 290382624

約数和(自身を除く): 87901345

約数列:

[1, 7, 11, 13, 37, 49, 71, 77, 91, 121, 143, 259, 407, 481, 497, 539, 637, 781, 847, 923, 1001, 1573, 1813, 2627, 2849, 3367, 3479, 4477, 5291, 5467, 5929, 6461, 7007, 8591, 10153, 11011, 18389, 19943, 23569, 28897, 31339, 34151, 37037, 38269, 45227, 58201, 60137, 71071, 77077, 111683, 128723, 202279, 219373, 239057, 259259, 317867, 375661, 407407, 420959, 497497, 781781, 1415953, 1673399, 2225069, 2629627, 2851849, 4132271, 5472467, 15575483, 18407389, 28925897, 202481279]

約数ペア:

[(1, 202481279), (7, 28925897), (11, 18407389), (13, 15575483), (37, 5472467), (49, 4132271), (71, 2851849), (77, 2629627), (91, 2225069), (121, 1673399), (143, 1415953), (259, 781781), (407, 497497), (481, 420959), (497, 407407), (539, 375661), (637, 317867), (781, 259259), (847, 239057), (923, 219373), (1001, 202279), (1573, 128723), (1813, 111683), (2627, 77077), (2849, 71071), (3367, 60137), (3479, 58201), (4477, 45227), (5291, 38269), (5467, 37037), (5929, 34151), (6461, 31339), (7007, 28897), (8591, 23569), (10153, 19943), (11011, 18389)]