664831732

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 1215551232

約数和(自身を除く): 550719500

約数列:

[1, 2, 4, 47, 73, 94, 146, 188, 193, 251, 292, 386, 502, 772, 1004, 3431, 6862, 9071, 11797, 13724, 14089, 18142, 18323, 23594, 28178, 36284, 36646, 47188, 48443, 56356, 73292, 96886, 193772, 662183, 861181, 1324366, 1722362, 2276821, 2648732, 3444724, 3536339, 4553642, 7072678, 9107284, 14145356, 166207933, 332415866, 664831732]

約数ペア:

[(1, 664831732), (2, 332415866), (4, 166207933), (47, 14145356), (73, 9107284), (94, 7072678), (146, 4553642), (188, 3536339), (193, 3444724), (251, 2648732), (292, 2276821), (386, 1722362), (502, 1324366), (772, 861181), (1004, 662183), (3431, 193772), (6862, 96886), (9071, 73292), (11797, 56356), (13724, 48443), (14089, 47188), (18142, 36646), (18323, 36284), (23594, 28178)]