268295979

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 450560000

約数和(自身を除く): 182264021

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 109, 133, 199, 217, 327, 399, 589, 597, 651, 763, 1393, 1767, 2071, 2289, 3379, 3781, 4123, 4179, 6169, 6213, 10137, 11343, 12369, 14497, 18507, 21691, 23653, 26467, 43183, 43491, 64201, 65073, 70959, 79401, 117211, 129549, 151837, 192603, 351633, 412129, 449407, 455511, 672421, 820477, 1236387, 1348221, 2017263, 2461431, 2884903, 4706947, 8654709, 12775999, 14120841, 38327997, 89431993, 268295979]

約数ペア:

[(1, 268295979), (3, 89431993), (7, 38327997), (19, 14120841), (21, 12775999), (31, 8654709), (57, 4706947), (93, 2884903), (109, 2461431), (133, 2017263), (199, 1348221), (217, 1236387), (327, 820477), (399, 672421), (589, 455511), (597, 449407), (651, 412129), (763, 351633), (1393, 192603), (1767, 151837), (2071, 129549), (2289, 117211), (3379, 79401), (3781, 70959), (4123, 65073), (4179, 64201), (6169, 43491), (6213, 43183), (10137, 26467), (11343, 23653), (12369, 21691), (14497, 18507)]