71695405

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 91228896

約数和(自身を除く): 19533491

約数列:

[1, 5, 31, 43, 155, 215, 347, 961, 1333, 1735, 4805, 6665, 10757, 14921, 41323, 53785, 74605, 206615, 333467, 462551, 1667335, 2312755, 14339081, 71695405]

約数ペア:

[(1, 71695405), (5, 14339081), (31, 2312755), (43, 1667335), (155, 462551), (215, 333467), (347, 206615), (961, 74605), (1333, 53785), (1735, 41323), (4805, 14921), (6665, 10757)]