398607534

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 1021870080

約数和(自身を除く): 623262546

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 127, 153, 221, 234, 254, 263, 306, 351, 381, 442, 459, 526, 663, 702, 762, 789, 918, 1143, 1326, 1578, 1651, 1989, 2159, 2286, 2367, 3302, 3419, 3429, 3978, 4318, 4471, 4734, 4953, 5967, 6477, 6838, 6858, 7101, 8942, 9906, 10257, 11934, 12954, 13413, 14202, 14859, 19431, 20514, 26826, 28067, 29718, 30771, 33401, 38862, 40239, 44577, 56134, 58123, 58293, 61542, 66802, 80478, 84201, 89154, 92313, 100203, 116246, 116586, 120717, 168402, 174369, 184626, 200406, 241434, 252603, 300609, 348738, 434213, 505206, 523107, 567817, 601218, 757809, 868426, 901827, 1046214, 1135634, 1302639, 1515618, 1569321, 1703451, 1803654, 2605278, 3138642, 3406902, 3907917, 5110353, 7381621, 7815834, 10220706, 11723751, 14763242, 15331059, 22144863, 23447502, 30662118, 44289726, 66434589, 132869178, 199303767, 398607534]

約数ペア:

[(1, 398607534), (2, 199303767), (3, 132869178), (6, 66434589), (9, 44289726), (13, 30662118), (17, 23447502), (18, 22144863), (26, 15331059), (27, 14763242), (34, 11723751), (39, 10220706), (51, 7815834), (54, 7381621), (78, 5110353), (102, 3907917), (117, 3406902), (127, 3138642), (153, 2605278), (221, 1803654), (234, 1703451), (254, 1569321), (263, 1515618), (306, 1302639), (351, 1135634), (381, 1046214), (442, 901827), (459, 868426), (526, 757809), (663, 601218), (702, 567817), (762, 523107), (789, 505206), (918, 434213), (1143, 348738), (1326, 300609), (1578, 252603), (1651, 241434), (1989, 200406), (2159, 184626), (2286, 174369), (2367, 168402), (3302, 120717), (3419, 116586), (3429, 116246), (3978, 100203), (4318, 92313), (4471, 89154), (4734, 84201), (4953, 80478), (5967, 66802), (6477, 61542), (6838, 58293), (6858, 58123), (7101, 56134), (8942, 44577), (9906, 40239), (10257, 38862), (11934, 33401), (12954, 30771), (13413, 29718), (14202, 28067), (14859, 26826), (19431, 20514)]