127555984

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{74507}}^1$

素因数の和:74622

約数の個数: 20

約数和(自身を含む): 249452784

約数和(自身を除く): 121896800

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 74507, 149014, 298028, 596056, 1192112, 7972249, 15944498, 31888996, 63777992, 127555984]

約数ペア:

[(1, 127555984), (2, 63777992), (4, 31888996), (8, 15944498), (16, 7972249), (107, 1192112), (214, 596056), (428, 298028), (856, 149014), (1712, 74507)]