140420854

素因数分解:

$2^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{32251}}^1$

素因数の和:32571

約数の個数: 16

約数和(自身を含む): 241502976

約数和(自身を除く): 101082122

約数列:

[1, 2, 7, 14, 311, 622, 2177, 4354, 32251, 64502, 225757, 451514, 10030061, 20060122, 70210427, 140420854]

約数ペア:

[(1, 140420854), (2, 70210427), (7, 20060122), (14, 10030061), (311, 451514), (622, 225757), (2177, 64502), (4354, 32251)]