213426306

素因数分解:

$2^1\times 3^3\times {\mathrm{199}}^1\times {\mathrm{19861}}^1$

素因数の和:20071

約数の個数: 32

約数和(自身を含む): 476688000

約数和(自身を除く): 263261694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 199, 398, 597, 1194, 1791, 3582, 5373, 10746, 19861, 39722, 59583, 119166, 178749, 357498, 536247, 1072494, 3952339, 7904678, 11857017, 23714034, 35571051, 71142102, 106713153, 213426306]

約数ペア:

[(1, 213426306), (2, 106713153), (3, 71142102), (6, 35571051), (9, 23714034), (18, 11857017), (27, 7904678), (54, 3952339), (199, 1072494), (398, 536247), (597, 357498), (1194, 178749), (1791, 119166), (3582, 59583), (5373, 39722), (10746, 19861)]