71685423

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13523}}^1$

素因数の和:13579

約数の個数: 24

約数和(自身を含む): 112519680

約数和(自身を除く): 40834257

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 5301, 13523, 40569, 121707, 256937, 419213, 770811, 1257639, 2312433, 3772917, 7965047, 23895141, 71685423]

約数ペア:

[(1, 71685423), (3, 23895141), (9, 7965047), (19, 3772917), (31, 2312433), (57, 1257639), (93, 770811), (171, 419213), (279, 256937), (589, 121707), (1767, 40569), (5301, 13523)]