211877206

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{6691}}^1$

素因数の和:6987

約数の個数: 16

約数和(自身を含む): 323785728

約数和(自身を除く): 111908522

約数列:

[1, 2, 71, 142, 223, 446, 6691, 13382, 15833, 31666, 475061, 950122, 1492093, 2984186, 105938603, 211877206]

約数ペア:

[(1, 211877206), (2, 105938603), (71, 2984186), (142, 1492093), (223, 950122), (446, 475061), (6691, 31666), (13382, 15833)]