291230654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{19213}}^1$

素因数の和:19292

約数の個数: 32

約数和(自身を含む): 522928224

約数和(自身を除く): 231697570

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 286, 583, 689, 1166, 1378, 7579, 15158, 19213, 38426, 211343, 249769, 422686, 499538, 1018289, 2036578, 2747459, 5494918, 11201179, 13237757, 22402358, 26475514, 145615327, 291230654]

約数ペア:

[(1, 291230654), (2, 145615327), (11, 26475514), (13, 22402358), (22, 13237757), (26, 11201179), (53, 5494918), (106, 2747459), (143, 2036578), (286, 1018289), (583, 499538), (689, 422686), (1166, 249769), (1378, 211343), (7579, 38426), (15158, 19213)]