990803568

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{897467}}^1$

素因数の和:897501

約数の個数: 40

約数和(自身を含む): 2670864768

約数和(自身を除く): 1680061200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 897467, 1794934, 2692401, 3589868, 5384802, 7179736, 10769604, 14359472, 20641741, 21539208, 41283482, 43078416, 61925223, 82566964, 123850446, 165133928, 247700892, 330267856, 495401784, 990803568]

約数ペア:

[(1, 990803568), (2, 495401784), (3, 330267856), (4, 247700892), (6, 165133928), (8, 123850446), (12, 82566964), (16, 61925223), (23, 43078416), (24, 41283482), (46, 21539208), (48, 20641741), (69, 14359472), (92, 10769604), (138, 7179736), (184, 5384802), (276, 3589868), (368, 2692401), (552, 1794934), (1104, 897467)]