56307285

素因数分解:

$3^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{661}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 100412160

約数和(自身を除く): 44104875

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 631, 661, 1893, 1983, 3155, 3305, 5679, 5949, 9465, 9915, 17037, 17847, 28395, 29745, 85185, 89235, 417091, 1251273, 2085455, 3753819, 6256365, 11261457, 18769095, 56307285]

約数ペア:

[(1, 56307285), (3, 18769095), (5, 11261457), (9, 6256365), (15, 3753819), (27, 2085455), (45, 1251273), (135, 417091), (631, 89235), (661, 85185), (1893, 29745), (1983, 28395), (3155, 17847), (3305, 17037), (5679, 9915), (5949, 9465)]