399203028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1584139}}^1$

素因数の和:1584156

約数の個数: 36

約数和(自身を含む): 1153253920

約数和(自身を除く): 754050892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1584139, 3168278, 4752417, 6336556, 9504834, 11088973, 14257251, 19009668, 22177946, 28514502, 33266919, 44355892, 57029004, 66533838, 99800757, 133067676, 199601514, 399203028]

約数ペア:

[(1, 399203028), (2, 199601514), (3, 133067676), (4, 99800757), (6, 66533838), (7, 57029004), (9, 44355892), (12, 33266919), (14, 28514502), (18, 22177946), (21, 19009668), (28, 14257251), (36, 11088973), (42, 9504834), (63, 6336556), (84, 4752417), (126, 3168278), (252, 1584139)]