281406918

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{35027}}^1$

素因数の和:35148

約数の個数: 32

約数和(自身を含む): 612009216

約数和(自身を除く): 330602298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2678, 4017, 8034, 35027, 70054, 105081, 210162, 455351, 910702, 1366053, 2732106, 3607781, 7215562, 10823343, 21646686, 46901153, 93802306, 140703459, 281406918]

約数ペア:

[(1, 281406918), (2, 140703459), (3, 93802306), (6, 46901153), (13, 21646686), (26, 10823343), (39, 7215562), (78, 3607781), (103, 2732106), (206, 1366053), (309, 910702), (618, 455351), (1339, 210162), (2678, 105081), (4017, 70054), (8034, 35027)]