55640286

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 140107968

約数和(自身を除く): 84467682

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 71, 78, 102, 117, 142, 153, 197, 213, 221, 234, 306, 394, 426, 442, 591, 639, 663, 923, 1182, 1207, 1278, 1326, 1773, 1846, 1989, 2414, 2561, 2769, 3349, 3546, 3621, 3978, 5122, 5538, 6698, 7242, 7683, 8307, 10047, 10863, 13987, 15366, 15691, 16614, 20094, 21726, 23049, 27974, 30141, 31382, 41961, 43537, 46098, 47073, 60282, 83922, 87074, 94146, 125883, 130611, 141219, 181831, 237779, 251766, 261222, 282438, 363662, 391833, 475558, 545493, 713337, 783666, 1090986, 1426674, 1636479, 2140011, 3091127, 3272958, 4280022, 6182254, 9273381, 18546762, 27820143, 55640286]

約数ペア:

[(1, 55640286), (2, 27820143), (3, 18546762), (6, 9273381), (9, 6182254), (13, 4280022), (17, 3272958), (18, 3091127), (26, 2140011), (34, 1636479), (39, 1426674), (51, 1090986), (71, 783666), (78, 713337), (102, 545493), (117, 475558), (142, 391833), (153, 363662), (197, 282438), (213, 261222), (221, 251766), (234, 237779), (306, 181831), (394, 141219), (426, 130611), (442, 125883), (591, 94146), (639, 87074), (663, 83922), (923, 60282), (1182, 47073), (1207, 46098), (1278, 43537), (1326, 41961), (1773, 31382), (1846, 30141), (1989, 27974), (2414, 23049), (2561, 21726), (2769, 20094), (3349, 16614), (3546, 15691), (3621, 15366), (3978, 13987), (5122, 10863), (5538, 10047), (6698, 8307), (7242, 7683)]