2453121

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 3931200

約数和(自身を除く): 1478079

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 349, 639, 781, 1047, 2343, 3141, 3839, 7029, 11517, 24779, 34551, 74337, 223011, 272569, 817707, 2453121]

約数ペア:

[(1, 2453121), (3, 817707), (9, 272569), (11, 223011), (33, 74337), (71, 34551), (99, 24779), (213, 11517), (349, 7029), (639, 3839), (781, 3141), (1047, 2343)]