578021213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 735436800

約数和(自身を除く): 157415587

約数列:

[1, 7, 11, 77, 83, 149, 581, 607, 913, 1043, 1639, 4249, 6391, 6677, 11473, 12367, 46739, 50381, 86569, 90443, 136037, 352667, 554191, 633101, 952259, 994873, 3879337, 6964111, 7506769, 52547383, 82574459, 578021213]

約数ペア:

[(1, 578021213), (7, 82574459), (11, 52547383), (77, 7506769), (83, 6964111), (149, 3879337), (581, 994873), (607, 952259), (913, 633101), (1043, 554191), (1639, 352667), (4249, 136037), (6391, 90443), (6677, 86569), (11473, 50381), (12367, 46739)]