71666716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{18301}}^1$

素因数の和:18405

約数の個数: 24

約数和(自身を含む): 138363120

約数和(自身を除く): 66696404

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 18301, 36602, 73204, 201311, 402622, 805244, 1628789, 3257578, 6515156, 17916679, 35833358, 71666716]

約数ペア:

[(1, 71666716), (2, 35833358), (4, 17916679), (11, 6515156), (22, 3257578), (44, 1628789), (89, 805244), (178, 402622), (356, 201311), (979, 73204), (1958, 36602), (3916, 18301)]