287682724

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1153}}^1$

素因数の和:1257

約数の個数: 72

約数和(自身を含む): 626206560

約数和(自身を除く): 338523836

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 67, 76, 98, 133, 134, 196, 266, 268, 469, 532, 931, 938, 1153, 1273, 1862, 1876, 2306, 2546, 3283, 3724, 4612, 5092, 6566, 8071, 8911, 13132, 16142, 17822, 21907, 32284, 35644, 43814, 56497, 62377, 77251, 87628, 112994, 124754, 153349, 154502, 225988, 249508, 306698, 309004, 540757, 613396, 1073443, 1081514, 1467769, 2146886, 2163028, 2935538, 3785299, 4293772, 5871076, 7570598, 10274383, 15141196, 20548766, 41097532, 71920681, 143841362, 287682724]

約数ペア:

[(1, 287682724), (2, 143841362), (4, 71920681), (7, 41097532), (14, 20548766), (19, 15141196), (28, 10274383), (38, 7570598), (49, 5871076), (67, 4293772), (76, 3785299), (98, 2935538), (133, 2163028), (134, 2146886), (196, 1467769), (266, 1081514), (268, 1073443), (469, 613396), (532, 540757), (931, 309004), (938, 306698), (1153, 249508), (1273, 225988), (1862, 154502), (1876, 153349), (2306, 124754), (2546, 112994), (3283, 87628), (3724, 77251), (4612, 62377), (5092, 56497), (6566, 43814), (8071, 35644), (8911, 32284), (13132, 21907), (16142, 17822)]