219315734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{140407}}^1$

素因数の和:140491

約数の個数: 16

約数和(自身を含む): 363937536

約数和(自身を除く): 144621802

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 140407, 280814, 1544477, 3088954, 9968897, 19937794, 109657867, 219315734]

約数ペア:

[(1, 219315734), (2, 109657867), (11, 19937794), (22, 9968897), (71, 3088954), (142, 1544477), (781, 280814), (1562, 140407)]