205255539

素因数分解:

$3^5\times {\mathrm{37}}^2\times {\mathrm{617}}^1$

素因数の和:706

約数の個数: 36

約数和(自身を含む): 316507464

約数和(自身を除く): 111251925

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 617, 999, 1369, 1851, 2997, 4107, 5553, 8991, 12321, 16659, 22829, 36963, 49977, 68487, 110889, 149931, 205461, 332667, 616383, 844673, 1849149, 2534019, 5547447, 7602057, 22806171, 68418513, 205255539]

約数ペア:

[(1, 205255539), (3, 68418513), (9, 22806171), (27, 7602057), (37, 5547447), (81, 2534019), (111, 1849149), (243, 844673), (333, 616383), (617, 332667), (999, 205461), (1369, 149931), (1851, 110889), (2997, 68487), (4107, 49977), (5553, 36963), (8991, 22829), (12321, 16659)]