5200521781

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 6732633600

約数和(自身を除く): 1532111819

約数列:

[1, 7, 13, 43, 89, 91, 109, 137, 301, 559, 623, 763, 959, 1157, 1417, 1781, 3827, 3913, 4687, 5891, 8099, 9701, 9919, 12193, 12467, 14933, 26789, 32809, 41237, 49751, 60931, 67907, 76583, 85351, 104531, 126113, 158509, 194129, 348257, 417143, 426517, 524299, 536081, 642119, 882791, 1109563, 1329037, 1358903, 2920001, 3670093, 4494833, 5422859, 6815887, 8347547, 9303259, 17277481, 37960013, 47711209, 57148591, 58432829, 120942367, 400040137, 742931683, 5200521781]

約数ペア:

[(1, 5200521781), (7, 742931683), (13, 400040137), (43, 120942367), (89, 58432829), (91, 57148591), (109, 47711209), (137, 37960013), (301, 17277481), (559, 9303259), (623, 8347547), (763, 6815887), (959, 5422859), (1157, 4494833), (1417, 3670093), (1781, 2920001), (3827, 1358903), (3913, 1329037), (4687, 1109563), (5891, 882791), (8099, 642119), (9701, 536081), (9919, 524299), (12193, 426517), (12467, 417143), (14933, 348257), (26789, 194129), (32809, 158509), (41237, 126113), (49751, 104531), (60931, 85351), (67907, 76583)]