207957057

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 367718400

約数和(自身を除く): 159761343

約数列:

[1, 3, 7, 11, 21, 29, 33, 37, 77, 87, 111, 203, 231, 259, 319, 407, 609, 777, 839, 957, 1073, 1221, 2233, 2517, 2849, 3219, 5873, 6699, 7511, 8547, 9229, 11803, 17619, 22533, 24331, 27687, 31043, 35409, 64603, 72993, 82621, 93129, 170317, 193809, 217301, 247863, 267641, 341473, 510951, 651903, 802923, 900247, 1024419, 1873487, 2390311, 2700741, 5620461, 6301729, 7170933, 9902717, 18905187, 29708151, 69319019, 207957057]

約数ペア:

[(1, 207957057), (3, 69319019), (7, 29708151), (11, 18905187), (21, 9902717), (29, 7170933), (33, 6301729), (37, 5620461), (77, 2700741), (87, 2390311), (111, 1873487), (203, 1024419), (231, 900247), (259, 802923), (319, 651903), (407, 510951), (609, 341473), (777, 267641), (839, 247863), (957, 217301), (1073, 193809), (1221, 170317), (2233, 93129), (2517, 82621), (2849, 72993), (3219, 64603), (5873, 35409), (6699, 31043), (7511, 27687), (8547, 24331), (9229, 22533), (11803, 17619)]