664689924

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{42839}}^1$

素因数の和:43280

約数の個数: 36

約数和(自身を含む): 1684126080

約数和(自身を除く): 1019436156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1724, 2586, 3879, 5172, 7758, 15516, 42839, 85678, 128517, 171356, 257034, 385551, 514068, 771102, 1542204, 18463609, 36927218, 55390827, 73854436, 110781654, 166172481, 221563308, 332344962, 664689924]

約数ペア:

[(1, 664689924), (2, 332344962), (3, 221563308), (4, 166172481), (6, 110781654), (9, 73854436), (12, 55390827), (18, 36927218), (36, 18463609), (431, 1542204), (862, 771102), (1293, 514068), (1724, 385551), (2586, 257034), (3879, 171356), (5172, 128517), (7758, 85678), (15516, 42839)]