56054168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{643}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 111630960

約数和(自身を除く): 55576792

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 641, 643, 1282, 1286, 2564, 2572, 5128, 5144, 10897, 10931, 21794, 21862, 43588, 43724, 87176, 87448, 412163, 824326, 1648652, 3297304, 7006771, 14013542, 28027084, 56054168]

約数ペア:

[(1, 56054168), (2, 28027084), (4, 14013542), (8, 7006771), (17, 3297304), (34, 1648652), (68, 824326), (136, 412163), (641, 87448), (643, 87176), (1282, 43724), (1286, 43588), (2564, 21862), (2572, 21794), (5128, 10931), (5144, 10897)]