25089057

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^2\times {\mathrm{79}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 42540160

約数和(自身を除く): 17451103

約数列:

[1, 3, 7, 9, 21, 63, 71, 79, 213, 237, 497, 553, 639, 711, 1491, 1659, 4473, 4977, 5041, 5609, 15123, 16827, 35287, 39263, 45369, 50481, 105861, 117789, 317583, 353367, 398239, 1194717, 2787673, 3584151, 8363019, 25089057]

約数ペア:

[(1, 25089057), (3, 8363019), (7, 3584151), (9, 2787673), (21, 1194717), (63, 398239), (71, 353367), (79, 317583), (213, 117789), (237, 105861), (497, 50481), (553, 45369), (639, 39263), (711, 35287), (1491, 16827), (1659, 15123), (4473, 5609), (4977, 5041)]