7375998721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 9844531200

約数和(自身を除く): 2468532479

約数列:

[1, 7, 13, 19, 47, 91, 133, 139, 247, 329, 611, 653, 893, 973, 1729, 1807, 2641, 4277, 4571, 6251, 6533, 8489, 11609, 12407, 12649, 18487, 30691, 34333, 45731, 59423, 81263, 84929, 86849, 90767, 124127, 161291, 214837, 240331, 398983, 583129, 594503, 635369, 868889, 1129037, 1179971, 1613651, 1724573, 2792881, 4081903, 4266049, 7580677, 8259797, 11295557, 12072011, 22419449, 29862343, 53064739, 55458637, 81054931, 156936143, 388210459, 567384517, 1053714103, 7375998721]

約数ペア:

[(1, 7375998721), (7, 1053714103), (13, 567384517), (19, 388210459), (47, 156936143), (91, 81054931), (133, 55458637), (139, 53064739), (247, 29862343), (329, 22419449), (611, 12072011), (653, 11295557), (893, 8259797), (973, 7580677), (1729, 4266049), (1807, 4081903), (2641, 2792881), (4277, 1724573), (4571, 1613651), (6251, 1179971), (6533, 1129037), (8489, 868889), (11609, 635369), (12407, 594503), (12649, 583129), (18487, 398983), (30691, 240331), (34333, 214837), (45731, 161291), (59423, 124127), (81263, 90767), (84929, 86849)]