28149836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1697}}^1$

素因数の和:1754

約数の個数: 48

約数和(自身を含む): 59905440

約数和(自身を除く): 31755604

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 116, 143, 286, 319, 377, 572, 638, 754, 1276, 1508, 1697, 3394, 4147, 6788, 8294, 16588, 18667, 22061, 37334, 44122, 49213, 74668, 88244, 98426, 196852, 242671, 485342, 541343, 639769, 970684, 1082686, 1279538, 2165372, 2559076, 7037459, 14074918, 28149836]

約数ペア:

[(1, 28149836), (2, 14074918), (4, 7037459), (11, 2559076), (13, 2165372), (22, 1279538), (26, 1082686), (29, 970684), (44, 639769), (52, 541343), (58, 485342), (116, 242671), (143, 196852), (286, 98426), (319, 88244), (377, 74668), (572, 49213), (638, 44122), (754, 37334), (1276, 22061), (1508, 18667), (1697, 16588), (3394, 8294), (4147, 6788)]