138911595

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1621}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 231232320

約数和(自身を除く): 92320725

約数列:

[1, 3, 5, 15, 29, 87, 145, 197, 435, 591, 985, 1621, 2955, 4863, 5713, 8105, 17139, 24315, 28565, 47009, 85695, 141027, 235045, 319337, 705135, 958011, 1596685, 4790055, 9260773, 27782319, 46303865, 138911595]

約数ペア:

[(1, 138911595), (3, 46303865), (5, 27782319), (15, 9260773), (29, 4790055), (87, 1596685), (145, 958011), (197, 705135), (435, 319337), (591, 235045), (985, 141027), (1621, 85695), (2955, 47009), (4863, 28565), (5713, 24315), (8105, 17139)]