128652914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{271}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 226880640

約数和(自身を除く): 98227726

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 271, 403, 494, 542, 589, 806, 961, 1178, 1922, 3523, 5149, 7046, 7657, 8401, 10298, 12493, 15314, 16802, 18259, 24986, 36518, 66937, 109213, 133874, 159619, 218426, 237367, 260431, 319238, 474734, 520862, 2075047, 3385603, 4150094, 4948189, 6771206, 9896378, 64326457, 128652914]

約数ペア:

[(1, 128652914), (2, 64326457), (13, 9896378), (19, 6771206), (26, 4948189), (31, 4150094), (38, 3385603), (62, 2075047), (247, 520862), (271, 474734), (403, 319238), (494, 260431), (542, 237367), (589, 218426), (806, 159619), (961, 133874), (1178, 109213), (1922, 66937), (3523, 36518), (5149, 24986), (7046, 18259), (7657, 16802), (8401, 15314), (10298, 12493)]