639823122

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{866969}}^1$

素因数の和:867018

約数の個数: 24

約数和(自身を含む): 1420096860

約数和(自身を除く): 780273738

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 866969, 1733938, 2600907, 5201814, 7802721, 15605442, 35545729, 71091458, 106637187, 213274374, 319911561, 639823122]

約数ペア:

[(1, 639823122), (2, 319911561), (3, 213274374), (6, 106637187), (9, 71091458), (18, 35545729), (41, 15605442), (82, 7802721), (123, 5201814), (246, 2600907), (369, 1733938), (738, 866969)]