120520211

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 149412960

約数和(自身を除く): 28892749

約数列:

[1, 7, 19, 37, 133, 259, 361, 703, 1289, 2527, 4921, 9023, 13357, 24491, 47693, 93499, 171437, 333851, 465329, 906167, 3257303, 6343169, 17217173, 120520211]

約数ペア:

[(1, 120520211), (7, 17217173), (19, 6343169), (37, 3257303), (133, 906167), (259, 465329), (361, 333851), (703, 171437), (1289, 93499), (2527, 47693), (4921, 24491), (9023, 13357)]