155115856

素因数分解:

$2^4\times 7^1\times {\mathrm{1384963}}^1$

素因数の和:1384978

約数の個数: 20

約数和(自身を含む): 343471072

約数和(自身を除く): 188355216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1384963, 2769926, 5539852, 9694741, 11079704, 19389482, 22159408, 38778964, 77557928, 155115856]

約数ペア:

[(1, 155115856), (2, 77557928), (4, 38778964), (7, 22159408), (8, 19389482), (14, 11079704), (16, 9694741), (28, 5539852), (56, 2769926), (112, 1384963)]