64589399

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 78512256

約数和(自身を除く): 13922857

約数列:

[1, 7, 31, 49, 101, 217, 421, 707, 1519, 2947, 3131, 4949, 13051, 20629, 21917, 42521, 91357, 153419, 297647, 639499, 1318151, 2083529, 9227057, 64589399]

約数ペア:

[(1, 64589399), (7, 9227057), (31, 2083529), (49, 1318151), (101, 639499), (217, 297647), (421, 153419), (707, 91357), (1519, 42521), (2947, 21917), (3131, 20629), (4949, 13051)]