1664888919

素因数分解:

$3^1\times {\mathrm{257}}^1\times {\mathrm{991}}^1\times {\mathrm{2179}}^1$

素因数の和:3430

約数の個数: 16

約数和(自身を含む): 2231761920

約数和(自身を除く): 566873001

約数列:

[1, 3, 257, 771, 991, 2179, 2973, 6537, 254687, 560003, 764061, 1680009, 2159389, 6478167, 554962973, 1664888919]

約数ペア:

[(1, 1664888919), (3, 554962973), (257, 6478167), (771, 2159389), (991, 1680009), (2179, 764061), (2973, 560003), (6537, 254687)]