129231426

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 285626880

約数和(自身を除く): 156395454

約数列:

[1, 2, 3, 6, 19, 38, 41, 43, 57, 82, 86, 114, 123, 129, 246, 258, 643, 779, 817, 1286, 1558, 1634, 1763, 1929, 2337, 2451, 3526, 3858, 4674, 4902, 5289, 10578, 12217, 24434, 26363, 27649, 33497, 36651, 52726, 55298, 66994, 73302, 79089, 82947, 100491, 158178, 165894, 200982, 500897, 525331, 1001794, 1050662, 1133609, 1502691, 1575993, 2267218, 3005382, 3151986, 3400827, 6801654, 21538571, 43077142, 64615713, 129231426]

約数ペア:

[(1, 129231426), (2, 64615713), (3, 43077142), (6, 21538571), (19, 6801654), (38, 3400827), (41, 3151986), (43, 3005382), (57, 2267218), (82, 1575993), (86, 1502691), (114, 1133609), (123, 1050662), (129, 1001794), (246, 525331), (258, 500897), (643, 200982), (779, 165894), (817, 158178), (1286, 100491), (1558, 82947), (1634, 79089), (1763, 73302), (1929, 66994), (2337, 55298), (2451, 52726), (3526, 36651), (3858, 33497), (4674, 27649), (4902, 26363), (5289, 24434), (10578, 12217)]