28114746

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 65335680

約数和(自身を除く): 37220934

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 37, 58, 66, 74, 87, 111, 174, 222, 319, 397, 407, 638, 794, 814, 957, 1073, 1191, 1221, 1914, 2146, 2382, 2442, 3219, 4367, 6438, 8734, 11513, 11803, 13101, 14689, 23026, 23606, 26202, 29378, 34539, 35409, 44067, 69078, 70818, 88134, 126643, 161579, 253286, 323158, 379929, 425981, 484737, 759858, 851962, 969474, 1277943, 2555886, 4685791, 9371582, 14057373, 28114746]

約数ペア:

[(1, 28114746), (2, 14057373), (3, 9371582), (6, 4685791), (11, 2555886), (22, 1277943), (29, 969474), (33, 851962), (37, 759858), (58, 484737), (66, 425981), (74, 379929), (87, 323158), (111, 253286), (174, 161579), (222, 126643), (319, 88134), (397, 70818), (407, 69078), (638, 44067), (794, 35409), (814, 34539), (957, 29378), (1073, 26202), (1191, 23606), (1221, 23026), (1914, 14689), (2146, 13101), (2382, 11803), (2442, 11513), (3219, 8734), (4367, 6438)]