648802011

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{1597}}^1$

素因数の和:2571

約数の個数: 32

約数和(自身を含む): 1018015488

約数和(自身を除く): 369213477

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 947, 1597, 2841, 4791, 10417, 12311, 17567, 20761, 31251, 36933, 52701, 62283, 135421, 228371, 406263, 685113, 1512359, 4537077, 16635949, 19660667, 49907847, 58982001, 216267337, 648802011]

約数ペア:

[(1, 648802011), (3, 216267337), (11, 58982001), (13, 49907847), (33, 19660667), (39, 16635949), (143, 4537077), (429, 1512359), (947, 685113), (1597, 406263), (2841, 228371), (4791, 135421), (10417, 62283), (12311, 52701), (17567, 36933), (20761, 31251)]