213344847

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{37097}}^1$

素因数の和:37180

約数の個数: 20

約数和(自身を含む): 323197776

約数和(自身を除く): 109852929

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 37097, 111291, 333873, 1001619, 2633887, 3004857, 7901661, 23704983, 71114949, 213344847]

約数ペア:

[(1, 213344847), (3, 71114949), (9, 23704983), (27, 7901661), (71, 3004857), (81, 2633887), (213, 1001619), (639, 333873), (1917, 111291), (5751, 37097)]