28643373

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 36

約数和(自身を含む): 46449312

約数和(自身を除く): 17805939

約数列:

[1, 3, 9, 11, 33, 53, 99, 103, 159, 309, 477, 583, 927, 1133, 1749, 2809, 3399, 5247, 5459, 8427, 10197, 16377, 25281, 30899, 49131, 60049, 92697, 180147, 278091, 289327, 540441, 867981, 2603943, 3182597, 9547791, 28643373]

約数ペア:

[(1, 28643373), (3, 9547791), (9, 3182597), (11, 2603943), (33, 867981), (53, 540441), (99, 289327), (103, 278091), (159, 180147), (309, 92697), (477, 60049), (583, 49131), (927, 30899), (1133, 25281), (1749, 16377), (2809, 10197), (3399, 8427), (5247, 5459)]