25778452

素因数分解:

$2^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2251}}^1$

素因数の和:2671

約数の個数: 24

約数和(自身を含む): 51705920

約数和(自身を除く): 25927468

約数列:

[1, 2, 4, 7, 14, 28, 409, 818, 1636, 2251, 2863, 4502, 5726, 9004, 11452, 15757, 31514, 63028, 920659, 1841318, 3682636, 6444613, 12889226, 25778452]

約数ペア:

[(1, 25778452), (2, 12889226), (4, 6444613), (7, 3682636), (14, 1841318), (28, 920659), (409, 63028), (818, 31514), (1636, 15757), (2251, 11452), (2863, 9004), (4502, 5726)]