264106856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{81919}}^1$

素因数の和:81969

約数の個数: 32

約数和(自身を含む): 550502400

約数和(自身を除く): 286395544

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 81919, 163838, 327676, 655352, 1064947, 2129894, 2539489, 4259788, 5078978, 8519576, 10157956, 20315912, 33013357, 66026714, 132053428, 264106856]

約数ペア:

[(1, 264106856), (2, 132053428), (4, 66026714), (8, 33013357), (13, 20315912), (26, 10157956), (31, 8519576), (52, 5078978), (62, 4259788), (104, 2539489), (124, 2129894), (248, 1064947), (403, 655352), (806, 327676), (1612, 163838), (3224, 81919)]