1656161728

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1990579}}^1$

素因数の和:1990604

約数の個数: 28

約数和(自身を含む): 3539251240

約数和(自身を除く): 1883089512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1990579, 3981158, 7962316, 15924632, 25877527, 31849264, 51755054, 63698528, 103510108, 127397056, 207020216, 414040432, 828080864, 1656161728]

約数ペア:

[(1, 1656161728), (2, 828080864), (4, 414040432), (8, 207020216), (13, 127397056), (16, 103510108), (26, 63698528), (32, 51755054), (52, 31849264), (64, 25877527), (104, 15924632), (208, 7962316), (416, 3981158), (832, 1990579)]