25536231

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1021}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 42302624

約数和(自身を除く): 16766393

約数列:

[1, 3, 7, 9, 21, 63, 397, 1021, 1191, 2779, 3063, 3573, 7147, 8337, 9189, 21441, 25011, 64323, 405337, 1216011, 2837359, 3648033, 8512077, 25536231]

約数ペア:

[(1, 25536231), (3, 8512077), (7, 3648033), (9, 2837359), (21, 1216011), (63, 405337), (397, 64323), (1021, 25011), (1191, 21441), (2779, 9189), (3063, 8337), (3573, 7147)]