256470615

素因数分解:

$3^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{7151}}^1$

素因数の和:7959

約数の個数: 24

約数和(自身を含む): 445169088

約数和(自身を除く): 188698473

約数列:

[1, 3, 5, 9, 15, 45, 797, 2391, 3985, 7151, 7173, 11955, 21453, 35755, 35865, 64359, 107265, 321795, 5699347, 17098041, 28496735, 51294123, 85490205, 256470615]

約数ペア:

[(1, 256470615), (3, 85490205), (5, 51294123), (9, 28496735), (15, 17098041), (45, 5699347), (797, 321795), (2391, 107265), (3985, 64359), (7151, 35865), (7173, 35755), (11955, 21453)]