511173

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 845208

約数和(自身を除く): 334035

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 257, 663, 771, 1989, 2313, 3341, 4369, 10023, 13107, 30069, 39321, 56797, 170391, 511173]

約数ペア:

[(1, 511173), (3, 170391), (9, 56797), (13, 39321), (17, 30069), (39, 13107), (51, 10023), (117, 4369), (153, 3341), (221, 2313), (257, 1989), (663, 771)]