128005976

素因数分解:

$2^3\times 7^1\times {\mathrm{2285821}}^1$

素因数の和:2285834

約数の個数: 16

約数和(自身を含む): 274298640

約数和(自身を除く): 146292664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2285821, 4571642, 9143284, 16000747, 18286568, 32001494, 64002988, 128005976]

約数ペア:

[(1, 128005976), (2, 64002988), (4, 32001494), (7, 18286568), (8, 16000747), (14, 9143284), (28, 4571642), (56, 2285821)]