16288503

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{659}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 11083017

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 321, 659, 749, 1177, 1977, 2247, 3531, 4613, 7249, 8239, 13839, 21747, 24717, 50743, 70513, 152229, 211539, 493591, 775643, 1480773, 2326929, 5429501, 16288503]

約数ペア:

[(1, 16288503), (3, 5429501), (7, 2326929), (11, 1480773), (21, 775643), (33, 493591), (77, 211539), (107, 152229), (231, 70513), (321, 50743), (659, 24717), (749, 21747), (1177, 13839), (1977, 8239), (2247, 7249), (3531, 4613)]