53491568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{257171}}^1$

素因数の和:257192

約数の個数: 20

約数和(自身を含む): 111612648

約数和(自身を除く): 58121080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 257171, 514342, 1028684, 2057368, 3343223, 4114736, 6686446, 13372892, 26745784, 53491568]

約数ペア:

[(1, 53491568), (2, 26745784), (4, 13372892), (8, 6686446), (13, 4114736), (16, 3343223), (26, 2057368), (52, 1028684), (104, 514342), (208, 257171)]