28195902

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2053}}^1$

素因数の和:2177

約数の個数: 48

約数和(自身を含む): 70493280

約数和(自身を除く): 42297378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 218, 327, 654, 763, 981, 1526, 1962, 2053, 2289, 4106, 4578, 6159, 6867, 12318, 13734, 14371, 18477, 28742, 36954, 43113, 86226, 129339, 223777, 258678, 447554, 671331, 1342662, 1566439, 2013993, 3132878, 4027986, 4699317, 9398634, 14097951, 28195902]

約数ペア:

[(1, 28195902), (2, 14097951), (3, 9398634), (6, 4699317), (7, 4027986), (9, 3132878), (14, 2013993), (18, 1566439), (21, 1342662), (42, 671331), (63, 447554), (109, 258678), (126, 223777), (218, 129339), (327, 86226), (654, 43113), (763, 36954), (981, 28742), (1526, 18477), (1962, 14371), (2053, 13734), (2289, 12318), (4106, 6867), (4578, 6159)]