123019312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4657}}^1$

素因数の和:4805

約数の個数: 40

約数和(自身を含む): 258761216

約数和(自身を除く): 135741904

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 4657, 6604, 9314, 13208, 18628, 26416, 37256, 60541, 74512, 121082, 242164, 484328, 591439, 968656, 1182878, 2365756, 4731512, 7688707, 9463024, 15377414, 30754828, 61509656, 123019312]

約数ペア:

[(1, 123019312), (2, 61509656), (4, 30754828), (8, 15377414), (13, 9463024), (16, 7688707), (26, 4731512), (52, 2365756), (104, 1182878), (127, 968656), (208, 591439), (254, 484328), (508, 242164), (1016, 121082), (1651, 74512), (2032, 60541), (3302, 37256), (4657, 26416), (6604, 18628), (9314, 13208)]