27819027691

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 35562240000

約数和(自身を除く): 7743212309

約数列:

[1, 7, 13, 49, 91, 107, 199, 293, 343, 637, 749, 1391, 1393, 2051, 2587, 3809, 4459, 5243, 9737, 9751, 14357, 18109, 21293, 26663, 31351, 36701, 58307, 68159, 68257, 100499, 126763, 149051, 186641, 219457, 276809, 407563, 408149, 477113, 757991, 887341, 1043357, 1306487, 1536199, 1937663, 2852941, 2857043, 5305937, 6238849, 7303499, 10753393, 13563641, 19970587, 19999301, 37141559, 43671943, 81105037, 94945487, 139794109, 259990913, 305703601, 567735259, 2139925207, 3974146813, 27819027691]

約数ペア:

[(1, 27819027691), (7, 3974146813), (13, 2139925207), (49, 567735259), (91, 305703601), (107, 259990913), (199, 139794109), (293, 94945487), (343, 81105037), (637, 43671943), (749, 37141559), (1391, 19999301), (1393, 19970587), (2051, 13563641), (2587, 10753393), (3809, 7303499), (4459, 6238849), (5243, 5305937), (9737, 2857043), (9751, 2852941), (14357, 1937663), (18109, 1536199), (21293, 1306487), (26663, 1043357), (31351, 887341), (36701, 757991), (58307, 477113), (68159, 408149), (68257, 407563), (100499, 276809), (126763, 219457), (149051, 186641)]