28765366

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 51245568

約数和(自身を除く): 22480202

約数列:

[1, 2, 7, 14, 43, 71, 86, 142, 301, 497, 602, 673, 994, 1346, 3053, 4711, 6106, 9422, 21371, 28939, 42742, 47783, 57878, 95566, 202573, 334481, 405146, 668962, 2054669, 4109338, 14382683, 28765366]

約数ペア:

[(1, 28765366), (2, 14382683), (7, 4109338), (14, 2054669), (43, 668962), (71, 405146), (86, 334481), (142, 202573), (301, 95566), (497, 57878), (602, 47783), (673, 42742), (994, 28939), (1346, 21371), (3053, 9422), (4711, 6106)]