40019287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 53084160

約数和(自身を除く): 13064873

約数列:

[1, 7, 11, 23, 59, 77, 161, 253, 383, 413, 649, 1357, 1771, 2681, 4213, 4543, 8809, 9499, 14927, 22597, 29491, 61663, 96899, 104489, 158179, 248567, 519731, 678293, 1739969, 3638117, 5717041, 40019287]

約数ペア:

[(1, 40019287), (7, 5717041), (11, 3638117), (23, 1739969), (59, 678293), (77, 519731), (161, 248567), (253, 158179), (383, 104489), (413, 96899), (649, 61663), (1357, 29491), (1771, 22597), (2681, 14927), (4213, 9499), (4543, 8809)]