209546134

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{210811}}^1$

素因数の和:210891

約数の個数: 16

約数和(自身を含む): 364283136

約数和(自身を除く): 154737002

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 210811, 421622, 1475677, 2951354, 14967581, 29935162, 104773067, 209546134]

約数ペア:

[(1, 209546134), (2, 104773067), (7, 29935162), (14, 14967581), (71, 2951354), (142, 1475677), (497, 421622), (994, 210811)]