28350426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 62401536

約数和(自身を除く): 34051110

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 169, 219, 338, 383, 438, 507, 766, 949, 1014, 1149, 1898, 2298, 2847, 4979, 5694, 9958, 12337, 14937, 24674, 27959, 29874, 37011, 55918, 64727, 74022, 83877, 129454, 167754, 194181, 363467, 388362, 726934, 1090401, 2180802, 4725071, 9450142, 14175213, 28350426]

約数ペア:

[(1, 28350426), (2, 14175213), (3, 9450142), (6, 4725071), (13, 2180802), (26, 1090401), (39, 726934), (73, 388362), (78, 363467), (146, 194181), (169, 167754), (219, 129454), (338, 83877), (383, 74022), (438, 64727), (507, 55918), (766, 37011), (949, 29874), (1014, 27959), (1149, 24674), (1898, 14937), (2298, 12337), (2847, 9958), (4979, 5694)]