20702925

素因数分解:

$3^3\times 5^2\times {\mathrm{30671}}^1$

素因数の和:30690

約数の個数: 24

約数和(自身を含む): 38033280

約数和(自身を除く): 17330355

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30671, 92013, 153355, 276039, 460065, 766775, 828117, 1380195, 2300325, 4140585, 6900975, 20702925]

約数ペア:

[(1, 20702925), (3, 6900975), (5, 4140585), (9, 2300325), (15, 1380195), (25, 828117), (27, 766775), (45, 460065), (75, 276039), (135, 153355), (225, 92013), (675, 30671)]