311956208

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{1549}}^1$

素因数の和:1905

約数の個数: 40

約数和(自身を含む): 621574800

約数和(自身を除く): 309618592

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 307, 328, 614, 656, 1228, 1549, 2456, 3098, 4912, 6196, 12392, 12587, 24784, 25174, 50348, 63509, 100696, 127018, 201392, 254036, 475543, 508072, 951086, 1016144, 1902172, 3804344, 7608688, 19497263, 38994526, 77989052, 155978104, 311956208]

約数ペア:

[(1, 311956208), (2, 155978104), (4, 77989052), (8, 38994526), (16, 19497263), (41, 7608688), (82, 3804344), (164, 1902172), (307, 1016144), (328, 951086), (614, 508072), (656, 475543), (1228, 254036), (1549, 201392), (2456, 127018), (3098, 100696), (4912, 63509), (6196, 50348), (12392, 25174), (12587, 24784)]