64872509

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 73434240

約数和(自身を除く): 8561731

約数列:

[1, 13, 43, 79, 113, 169, 559, 1027, 1469, 3397, 4859, 7267, 8927, 13351, 19097, 44161, 63167, 116051, 383861, 574093, 821171, 1508663, 4990193, 64872509]

約数ペア:

[(1, 64872509), (13, 4990193), (43, 1508663), (79, 821171), (113, 574093), (169, 383861), (559, 116051), (1027, 63167), (1469, 44161), (3397, 19097), (4859, 13351), (7267, 8927)]