1296972545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{2003}}^1$

素因数の和:2273

約数の個数: 32

約数和(自身を含む): 1735496064

約数和(自身を除く): 438523519

約数列:

[1, 5, 11, 55, 61, 193, 305, 671, 965, 2003, 2123, 3355, 10015, 10615, 11773, 22033, 58865, 110165, 122183, 129503, 386579, 610915, 647515, 1344013, 1932895, 4252369, 6720065, 21261845, 23581319, 117906595, 259394509, 1296972545]

約数ペア:

[(1, 1296972545), (5, 259394509), (11, 117906595), (55, 23581319), (61, 21261845), (193, 6720065), (305, 4252369), (671, 1932895), (965, 1344013), (2003, 647515), (2123, 610915), (3355, 386579), (10015, 129503), (10615, 122183), (11773, 110165), (22033, 58865)]