2040391899

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9619}}^1$

素因数の和:9689

約数の個数: 72

約数和(自身を含む): 3792319440

約数和(自身を除く): 1751927541

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 49, 63, 91, 111, 117, 147, 259, 273, 333, 441, 481, 637, 777, 819, 1443, 1813, 1911, 2331, 3367, 4329, 5439, 5733, 9619, 10101, 16317, 23569, 28857, 30303, 67333, 70707, 86571, 125047, 201999, 212121, 355903, 375141, 471331, 605997, 875329, 1067709, 1125423, 1413993, 2491321, 2625987, 3203127, 4241979, 4626739, 6127303, 7473963, 7877961, 13880217, 17439247, 18381909, 22421889, 32387173, 41640651, 52317741, 55145727, 97161519, 156953223, 226710211, 291484557, 680130633, 2040391899]

約数ペア:

[(1, 2040391899), (3, 680130633), (7, 291484557), (9, 226710211), (13, 156953223), (21, 97161519), (37, 55145727), (39, 52317741), (49, 41640651), (63, 32387173), (91, 22421889), (111, 18381909), (117, 17439247), (147, 13880217), (259, 7877961), (273, 7473963), (333, 6127303), (441, 4626739), (481, 4241979), (637, 3203127), (777, 2625987), (819, 2491321), (1443, 1413993), (1813, 1125423), (1911, 1067709), (2331, 875329), (3367, 605997), (4329, 471331), (5439, 375141), (5733, 355903), (9619, 212121), (10101, 201999), (16317, 125047), (23569, 86571), (28857, 70707), (30303, 67333)]