128755172

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18617}}^1$

素因数の和:18660

約数の個数: 48

約数和(自身を含む): 291930240

約数和(自身を除く): 163175068

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 18617, 37234, 74468, 130319, 242021, 260638, 353723, 484042, 521276, 707446, 968084, 1414892, 1694147, 2476061, 3388294, 4598399, 4952122, 6776588, 9196798, 9904244, 18393596, 32188793, 64377586, 128755172]

約数ペア:

[(1, 128755172), (2, 64377586), (4, 32188793), (7, 18393596), (13, 9904244), (14, 9196798), (19, 6776588), (26, 4952122), (28, 4598399), (38, 3388294), (52, 2476061), (76, 1694147), (91, 1414892), (133, 968084), (182, 707446), (247, 521276), (266, 484042), (364, 353723), (494, 260638), (532, 242021), (988, 130319), (1729, 74468), (3458, 37234), (6916, 18617)]