28985268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 77616000

約数和(自身を除く): 48630732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 43, 52, 58, 78, 86, 87, 116, 129, 149, 156, 172, 174, 258, 298, 348, 377, 447, 516, 559, 596, 754, 894, 1118, 1131, 1247, 1508, 1677, 1788, 1937, 2236, 2262, 2494, 3354, 3741, 3874, 4321, 4524, 4988, 5811, 6407, 6708, 7482, 7748, 8642, 11622, 12814, 12963, 14964, 16211, 17284, 19221, 23244, 25628, 25926, 32422, 38442, 48633, 51852, 56173, 64844, 76884, 83291, 97266, 112346, 166582, 168519, 185803, 194532, 224692, 249873, 333164, 337038, 371606, 499746, 557409, 674076, 743212, 999492, 1114818, 2229636, 2415439, 4830878, 7246317, 9661756, 14492634, 28985268]

約数ペア:

[(1, 28985268), (2, 14492634), (3, 9661756), (4, 7246317), (6, 4830878), (12, 2415439), (13, 2229636), (26, 1114818), (29, 999492), (39, 743212), (43, 674076), (52, 557409), (58, 499746), (78, 371606), (86, 337038), (87, 333164), (116, 249873), (129, 224692), (149, 194532), (156, 185803), (172, 168519), (174, 166582), (258, 112346), (298, 97266), (348, 83291), (377, 76884), (447, 64844), (516, 56173), (559, 51852), (596, 48633), (754, 38442), (894, 32422), (1118, 25926), (1131, 25628), (1247, 23244), (1508, 19221), (1677, 17284), (1788, 16211), (1937, 14964), (2236, 12963), (2262, 12814), (2494, 11622), (3354, 8642), (3741, 7748), (3874, 7482), (4321, 6708), (4524, 6407), (4988, 5811)]