26986890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{128509}}^1$

素因数の和:128526

約数の個数: 32

約数和(自身を含む): 74021760

約数和(自身を除く): 47034870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 128509, 257018, 385527, 642545, 771054, 899563, 1285090, 1799126, 1927635, 2698689, 3855270, 4497815, 5397378, 8995630, 13493445, 26986890]

約数ペア:

[(1, 26986890), (2, 13493445), (3, 8995630), (5, 5397378), (6, 4497815), (7, 3855270), (10, 2698689), (14, 1927635), (15, 1799126), (21, 1285090), (30, 899563), (35, 771054), (42, 642545), (70, 385527), (105, 257018), (210, 128509)]