1640365023

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{20549}}^1$

素因数の和:20663

約数の個数: 32

約数和(自身を含む): 2485728000

約数和(自身を除く): 845362977

約数列:

[1, 3, 11, 33, 41, 59, 123, 177, 451, 649, 1353, 1947, 2419, 7257, 20549, 26609, 61647, 79827, 226039, 678117, 842509, 1212391, 2527527, 3637173, 9267599, 13336301, 27802797, 40008903, 49708031, 149124093, 546788341, 1640365023]

約数ペア:

[(1, 1640365023), (3, 546788341), (11, 149124093), (33, 49708031), (41, 40008903), (59, 27802797), (123, 13336301), (177, 9267599), (451, 3637173), (649, 2527527), (1353, 1212391), (1947, 842509), (2419, 678117), (7257, 226039), (20549, 79827), (26609, 61647)]