69780039

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2897}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 112766976

約数和(自身を除く): 42986937

約数列:

[1, 3, 7, 21, 31, 37, 93, 111, 217, 259, 651, 777, 1147, 2897, 3441, 8029, 8691, 20279, 24087, 60837, 89807, 107189, 269421, 321567, 628649, 750323, 1885947, 2250969, 3322859, 9968577, 23260013, 69780039]

約数ペア:

[(1, 69780039), (3, 23260013), (7, 9968577), (21, 3322859), (31, 2250969), (37, 1885947), (93, 750323), (111, 628649), (217, 321567), (259, 269421), (651, 107189), (777, 89807), (1147, 60837), (2897, 24087), (3441, 20279), (8029, 8691)]