28861938

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1459}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 71972160

約数和(自身を除く): 43110222

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 942, 1099, 1413, 1459, 2198, 2826, 2918, 3297, 4377, 6594, 8754, 9891, 10213, 13131, 19782, 20426, 26262, 30639, 61278, 91917, 183834, 229063, 458126, 687189, 1374378, 1603441, 2061567, 3206882, 4123134, 4810323, 9620646, 14430969, 28861938]

約数ペア:

[(1, 28861938), (2, 14430969), (3, 9620646), (6, 4810323), (7, 4123134), (9, 3206882), (14, 2061567), (18, 1603441), (21, 1374378), (42, 687189), (63, 458126), (126, 229063), (157, 183834), (314, 91917), (471, 61278), (942, 30639), (1099, 26262), (1413, 20426), (1459, 19782), (2198, 13131), (2826, 10213), (2918, 9891), (3297, 8754), (4377, 6594)]