2680335

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 5431296

約数和(自身を除く): 2750961

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 67, 105, 127, 201, 315, 335, 381, 469, 603, 635, 889, 1005, 1143, 1407, 1905, 2345, 2667, 3015, 4221, 4445, 5715, 7035, 8001, 8509, 13335, 21105, 25527, 40005, 42545, 59563, 76581, 127635, 178689, 297815, 382905, 536067, 893445, 2680335]

約数ペア:

[(1, 2680335), (3, 893445), (5, 536067), (7, 382905), (9, 297815), (15, 178689), (21, 127635), (35, 76581), (45, 59563), (63, 42545), (67, 40005), (105, 25527), (127, 21105), (201, 13335), (315, 8509), (335, 8001), (381, 7035), (469, 5715), (603, 4445), (635, 4221), (889, 3015), (1005, 2667), (1143, 2345), (1407, 1905)]