667080388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{2557}}^1$

素因数の和:2776

約数の個数: 48

約数和(自身を含む): 1308570480

約数和(自身を除く): 641490092

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 173, 346, 377, 692, 754, 1508, 2249, 2557, 4498, 5017, 5114, 8996, 10034, 10228, 20068, 33241, 65221, 66482, 74153, 130442, 132964, 148306, 260884, 296612, 442361, 884722, 963989, 1769444, 1927978, 3855956, 5750693, 11501386, 12828469, 23002772, 25656938, 51313876, 166770097, 333540194, 667080388]

約数ペア:

[(1, 667080388), (2, 333540194), (4, 166770097), (13, 51313876), (26, 25656938), (29, 23002772), (52, 12828469), (58, 11501386), (116, 5750693), (173, 3855956), (346, 1927978), (377, 1769444), (692, 963989), (754, 884722), (1508, 442361), (2249, 296612), (2557, 260884), (4498, 148306), (5017, 132964), (5114, 130442), (8996, 74153), (10034, 66482), (10228, 65221), (20068, 33241)]