213751809

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{5399}}^1$

素因数の和:5541

約数の個数: 24

約数和(自身を含む): 318427200

約数和(自身を除く): 104675391

約数列:

[1, 3, 9, 53, 83, 159, 249, 477, 747, 4399, 5399, 13197, 16197, 39591, 48591, 286147, 448117, 858441, 1344351, 2575323, 4033053, 23750201, 71250603, 213751809]

約数ペア:

[(1, 213751809), (3, 71250603), (9, 23750201), (53, 4033053), (83, 2575323), (159, 1344351), (249, 858441), (477, 448117), (747, 286147), (4399, 48591), (5399, 39591), (13197, 16197)]