199741318

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{5431}}^1$

素因数の和:5548

約数の個数: 32

約数和(自身を含む): 356686848

約数和(自身を除く): 156945530

約数列:

[1, 2, 7, 14, 37, 71, 74, 142, 259, 497, 518, 994, 2627, 5254, 5431, 10862, 18389, 36778, 38017, 76034, 200947, 385601, 401894, 771202, 1406629, 2699207, 2813258, 5398414, 14267237, 28534474, 99870659, 199741318]

約数ペア:

[(1, 199741318), (2, 99870659), (7, 28534474), (14, 14267237), (37, 5398414), (71, 2813258), (74, 2699207), (142, 1406629), (259, 771202), (497, 401894), (518, 385601), (994, 200947), (2627, 76034), (5254, 38017), (5431, 36778), (10862, 18389)]