7156614789

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{396203}}^1$

素因数の和:396438

約数の個数: 20

約数和(自身を含む): 10738713216

約数和(自身を除く): 3582098427

約数列:

[1, 3, 9, 27, 81, 223, 669, 2007, 6021, 18063, 396203, 1188609, 3565827, 10697481, 32092443, 88353269, 265059807, 795179421, 2385538263, 7156614789]

約数ペア:

[(1, 7156614789), (3, 2385538263), (9, 795179421), (27, 265059807), (81, 88353269), (223, 32092443), (669, 10697481), (2007, 3565827), (6021, 1188609), (18063, 396203)]