28203336

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:856

約数の個数: 128

約数和(自身を含む): 93542400

約数和(自身を除く): 65339064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 27, 28, 36, 42, 46, 54, 56, 63, 69, 72, 84, 92, 108, 126, 138, 161, 168, 184, 189, 207, 216, 252, 276, 322, 378, 414, 483, 504, 552, 621, 644, 756, 811, 828, 966, 1242, 1288, 1449, 1512, 1622, 1656, 1932, 2433, 2484, 2898, 3244, 3864, 4347, 4866, 4968, 5677, 5796, 6488, 7299, 8694, 9732, 11354, 11592, 14598, 17031, 17388, 18653, 19464, 21897, 22708, 29196, 34062, 34776, 37306, 43794, 45416, 51093, 55959, 58392, 68124, 74612, 87588, 102186, 111918, 130571, 136248, 149224, 153279, 167877, 175176, 204372, 223836, 261142, 306558, 335754, 391713, 408744, 447672, 503631, 522284, 613116, 671508, 783426, 1007262, 1044568, 1175139, 1226232, 1343016, 1566852, 2014524, 2350278, 3133704, 3525417, 4029048, 4700556, 7050834, 9401112, 14101668, 28203336]

約数ペア:

[(1, 28203336), (2, 14101668), (3, 9401112), (4, 7050834), (6, 4700556), (7, 4029048), (8, 3525417), (9, 3133704), (12, 2350278), (14, 2014524), (18, 1566852), (21, 1343016), (23, 1226232), (24, 1175139), (27, 1044568), (28, 1007262), (36, 783426), (42, 671508), (46, 613116), (54, 522284), (56, 503631), (63, 447672), (69, 408744), (72, 391713), (84, 335754), (92, 306558), (108, 261142), (126, 223836), (138, 204372), (161, 175176), (168, 167877), (184, 153279), (189, 149224), (207, 136248), (216, 130571), (252, 111918), (276, 102186), (322, 87588), (378, 74612), (414, 68124), (483, 58392), (504, 55959), (552, 51093), (621, 45416), (644, 43794), (756, 37306), (811, 34776), (828, 34062), (966, 29196), (1242, 22708), (1288, 21897), (1449, 19464), (1512, 18653), (1622, 17388), (1656, 17031), (1932, 14598), (2433, 11592), (2484, 11354), (2898, 9732), (3244, 8694), (3864, 7299), (4347, 6488), (4866, 5796), (4968, 5677)]