25286121

素因数分解:

$3^3\times 7^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 43047680

約数和(自身を除く): 17761559

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 337, 397, 1011, 1191, 2359, 2779, 3033, 3573, 7077, 8337, 9099, 10719, 21231, 25011, 63693, 75033, 133789, 401367, 936523, 1204101, 2809569, 3612303, 8428707, 25286121]

約数ペア:

[(1, 25286121), (3, 8428707), (7, 3612303), (9, 2809569), (21, 1204101), (27, 936523), (63, 401367), (189, 133789), (337, 75033), (397, 63693), (1011, 25011), (1191, 21231), (2359, 10719), (2779, 9099), (3033, 8337), (3573, 7077)]