261719148

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67523}}^1$

素因数の和:67566

約数の個数: 48

約数和(自身を含む): 680641920

約数和(自身を除く): 418922772

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 67523, 135046, 202569, 270092, 405138, 810276, 1147891, 1282937, 2295782, 2565874, 3443673, 3848811, 4591564, 5131748, 6887346, 7697622, 13774692, 15395244, 21809929, 43619858, 65429787, 87239716, 130859574, 261719148]

約数ペア:

[(1, 261719148), (2, 130859574), (3, 87239716), (4, 65429787), (6, 43619858), (12, 21809929), (17, 15395244), (19, 13774692), (34, 7697622), (38, 6887346), (51, 5131748), (57, 4591564), (68, 3848811), (76, 3443673), (102, 2565874), (114, 2295782), (204, 1282937), (228, 1147891), (323, 810276), (646, 405138), (969, 270092), (1292, 202569), (1938, 135046), (3876, 67523)]