12664425

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1289}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 21114720

約数和(自身を除く): 8450295

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 1289, 1965, 3275, 3867, 6445, 9825, 19335, 32225, 96675, 168859, 506577, 844295, 2532885, 4221475, 12664425]

約数ペア:

[(1, 12664425), (3, 4221475), (5, 2532885), (15, 844295), (25, 506577), (75, 168859), (131, 96675), (393, 32225), (655, 19335), (1289, 9825), (1965, 6445), (3275, 3867)]