287487728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{5813}}^1$

素因数の和:6113

約数の個数: 40

約数和(自身を含む): 609911856

約数和(自身を除く): 322424128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 281, 562, 1124, 2248, 3091, 4496, 5813, 6182, 11626, 12364, 23252, 24728, 46504, 49456, 63943, 93008, 127886, 255772, 511544, 1023088, 1633453, 3266906, 6533812, 13067624, 17967983, 26135248, 35935966, 71871932, 143743864, 287487728]

約数ペア:

[(1, 287487728), (2, 143743864), (4, 71871932), (8, 35935966), (11, 26135248), (16, 17967983), (22, 13067624), (44, 6533812), (88, 3266906), (176, 1633453), (281, 1023088), (562, 511544), (1124, 255772), (2248, 127886), (3091, 93008), (4496, 63943), (5813, 49456), (6182, 46504), (11626, 24728), (12364, 23252)]