51691605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1553}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 94881024

約数和(自身を除く): 43189419

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 317, 951, 1553, 1585, 2219, 4659, 4755, 6657, 7765, 10871, 11095, 23295, 32613, 33285, 54355, 163065, 492301, 1476903, 2461505, 3446107, 7384515, 10338321, 17230535, 51691605]

約数ペア:

[(1, 51691605), (3, 17230535), (5, 10338321), (7, 7384515), (15, 3446107), (21, 2461505), (35, 1476903), (105, 492301), (317, 163065), (951, 54355), (1553, 33285), (1585, 32613), (2219, 23295), (4659, 11095), (4755, 10871), (6657, 7765)]