3874257

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 32

約数和(自身を含む): 6082560

約数和(自身を除く): 2208303

約数列:

[1, 3, 9, 27, 43, 47, 71, 129, 141, 213, 387, 423, 639, 1161, 1269, 1917, 2021, 3053, 3337, 6063, 9159, 10011, 18189, 27477, 30033, 54567, 82431, 90099, 143491, 430473, 1291419, 3874257]

約数ペア:

[(1, 3874257), (3, 1291419), (9, 430473), (27, 143491), (43, 90099), (47, 82431), (71, 54567), (129, 30033), (141, 27477), (213, 18189), (387, 10011), (423, 9159), (639, 6063), (1161, 3337), (1269, 3053), (1917, 2021)]