28259342

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 45505152

約数和(自身を除く): 17245810

約数列:

[1, 2, 37, 43, 74, 83, 86, 107, 166, 214, 1591, 3071, 3182, 3569, 3959, 4601, 6142, 7138, 7918, 8881, 9202, 17762, 132053, 170237, 264106, 328597, 340474, 381883, 657194, 763766, 14129671, 28259342]

約数ペア:

[(1, 28259342), (2, 14129671), (37, 763766), (43, 657194), (74, 381883), (83, 340474), (86, 328597), (107, 264106), (166, 170237), (214, 132053), (1591, 17762), (3071, 9202), (3182, 8881), (3569, 7918), (3959, 7138), (4601, 6142)]