26198361

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5857}}^1$

素因数の和:5941

約数の個数: 24

約数和(自身を含む): 43864704

約数和(自身を除く): 17666343

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 5857, 17571, 40999, 52713, 122997, 368991, 415847, 1247541, 2910929, 3742623, 8732787, 26198361]

約数ペア:

[(1, 26198361), (3, 8732787), (7, 3742623), (9, 2910929), (21, 1247541), (63, 415847), (71, 368991), (213, 122997), (497, 52713), (639, 40999), (1491, 17571), (4473, 5857)]