128087288

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73783}}^1$

素因数の和:73827

約数の個数: 32

約数和(自身を含む): 283330560

約数和(自身を除く): 155243272

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 73783, 147566, 295132, 516481, 590264, 1032962, 2065924, 2287273, 4131848, 4574546, 9149092, 16010911, 18298184, 32021822, 64043644, 128087288]

約数ペア:

[(1, 128087288), (2, 64043644), (4, 32021822), (7, 18298184), (8, 16010911), (14, 9149092), (28, 4574546), (31, 4131848), (56, 2287273), (62, 2065924), (124, 1032962), (217, 590264), (248, 516481), (434, 295132), (868, 147566), (1736, 73783)]