28854315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 28803285

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 139, 315, 417, 659, 695, 973, 1251, 1977, 2085, 2919, 3295, 4613, 4865, 5931, 6255, 8757, 9885, 13839, 14595, 23065, 29655, 41517, 43785, 69195, 91601, 207585, 274803, 458005, 641207, 824409, 1374015, 1923621, 3206035, 4122045, 5770863, 9618105, 28854315]

約数ペア:

[(1, 28854315), (3, 9618105), (5, 5770863), (7, 4122045), (9, 3206035), (15, 1923621), (21, 1374015), (35, 824409), (45, 641207), (63, 458005), (105, 274803), (139, 207585), (315, 91601), (417, 69195), (659, 43785), (695, 41517), (973, 29655), (1251, 23065), (1977, 14595), (2085, 13839), (2919, 9885), (3295, 8757), (4613, 6255), (4865, 5931)]