209904177597

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{8479949}}^1$

素因数の和:8480212

約数の個数: 16

約数和(自身を含む): 288725337600

約数和(自身を除く): 78821160003

約数列:

[1, 3, 37, 111, 223, 669, 8251, 24753, 8479949, 25439847, 313758113, 941274339, 1891028627, 5673085881, 69968059199, 209904177597]

約数ペア:

[(1, 209904177597), (3, 69968059199), (37, 5673085881), (111, 1891028627), (223, 941274339), (669, 313758113), (8251, 25439847), (24753, 8479949)]