1640587026

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{121579}}^1$

素因数の和:121770

約数の個数: 32

約数和(自身を含む): 3554026560

約数和(自身を除く): 1913439534

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 2249, 4498, 6747, 13494, 121579, 243158, 364737, 729474, 1580527, 3161054, 4741581, 9483162, 21033167, 42066334, 63099501, 126199002, 273431171, 546862342, 820293513, 1640587026]

約数ペア:

[(1, 1640587026), (2, 820293513), (3, 546862342), (6, 273431171), (13, 126199002), (26, 63099501), (39, 42066334), (78, 21033167), (173, 9483162), (346, 4741581), (519, 3161054), (1038, 1580527), (2249, 729474), (4498, 364737), (6747, 243158), (13494, 121579)]