28573311

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 44126208

約数和(自身を除く): 15552897

約数列:

[1, 3, 13, 17, 39, 51, 71, 213, 221, 607, 663, 923, 1207, 1821, 2769, 3621, 7891, 10319, 15691, 23673, 30957, 43097, 47073, 129291, 134147, 402441, 560261, 732649, 1680783, 2197947, 9524437, 28573311]

約数ペア:

[(1, 28573311), (3, 9524437), (13, 2197947), (17, 1680783), (39, 732649), (51, 560261), (71, 402441), (213, 134147), (221, 129291), (607, 47073), (663, 43097), (923, 30957), (1207, 23673), (1821, 15691), (2769, 10319), (3621, 7891)]