25689078

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{20101}}^1$

素因数の和:20180

約数の個数: 24

約数和(自身を含む): 56446416

約数和(自身を除く): 30757338

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 20101, 40202, 60303, 120606, 180909, 361818, 1427171, 2854342, 4281513, 8563026, 12844539, 25689078]

約数ペア:

[(1, 25689078), (2, 12844539), (3, 8563026), (6, 4281513), (9, 2854342), (18, 1427171), (71, 361818), (142, 180909), (213, 120606), (426, 60303), (639, 40202), (1278, 20101)]