2560986441

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{42013}}^1$

素因数の和:42553

約数の個数: 24

約数和(自身を含む): 3991498056

約数和(自身を除く): 1430511615

約数列:

[1, 3, 9, 13, 39, 117, 521, 1563, 4689, 6773, 20319, 42013, 60957, 126039, 378117, 546169, 1638507, 4915521, 21888773, 65666319, 196998957, 284554049, 853662147, 2560986441]

約数ペア:

[(1, 2560986441), (3, 853662147), (9, 284554049), (13, 196998957), (39, 65666319), (117, 21888773), (521, 4915521), (1563, 1638507), (4689, 546169), (6773, 378117), (20319, 126039), (42013, 60957)]