261491612

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{13859}}^1$

素因数の和:14005

約数の個数: 24

約数和(自身を含む): 471517200

約数和(自身を除く): 210025588

約数列:

[1, 2, 4, 53, 89, 106, 178, 212, 356, 4717, 9434, 13859, 18868, 27718, 55436, 734527, 1233451, 1469054, 2466902, 2938108, 4933804, 65372903, 130745806, 261491612]

約数ペア:

[(1, 261491612), (2, 130745806), (4, 65372903), (53, 4933804), (89, 2938108), (106, 2466902), (178, 1469054), (212, 1233451), (356, 734527), (4717, 55436), (9434, 27718), (13859, 18868)]