16731995

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 24748416

約数和(自身を除く): 8016421

約数列:

[1, 5, 7, 17, 35, 61, 85, 119, 305, 427, 461, 595, 1037, 2135, 2305, 3227, 5185, 7259, 7837, 16135, 28121, 36295, 39185, 54859, 140605, 196847, 274295, 478057, 984235, 2390285, 3346399, 16731995]

約数ペア:

[(1, 16731995), (5, 3346399), (7, 2390285), (17, 984235), (35, 478057), (61, 274295), (85, 196847), (119, 140605), (305, 54859), (427, 39185), (461, 36295), (595, 28121), (1037, 16135), (2135, 7837), (2305, 7259), (3227, 5185)]