1217874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 2820096

約数和(自身を除く): 1602222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 271, 321, 542, 642, 749, 813, 1498, 1626, 1897, 2247, 3794, 4494, 5691, 11382, 28997, 57994, 86991, 173982, 202979, 405958, 608937, 1217874]

約数ペア:

[(1, 1217874), (2, 608937), (3, 405958), (6, 202979), (7, 173982), (14, 86991), (21, 57994), (42, 28997), (107, 11382), (214, 5691), (271, 4494), (321, 3794), (542, 2247), (642, 1897), (749, 1626), (813, 1498)]