256475209527

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{2536019}}^1$

素因数の和:2536703

約数の個数: 24

約数和(自身を含む): 392849786160

約数和(自身を除く): 136374576633

約数列:

[1, 3, 9, 17, 51, 153, 661, 1983, 5949, 11237, 33711, 101133, 2536019, 7608057, 22824171, 43112323, 129336969, 388010907, 1676308559, 5028925677, 15086777031, 28497245503, 85491736509, 256475209527]

約数ペア:

[(1, 256475209527), (3, 85491736509), (9, 28497245503), (17, 15086777031), (51, 5028925677), (153, 1676308559), (661, 388010907), (1983, 129336969), (5949, 43112323), (11237, 22824171), (33711, 7608057), (101133, 2536019)]