31712055

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5407}}^1$

素因数の和:5455

約数の個数: 32

約数和(自身を含む): 56070144

約数和(自身を除く): 24358089

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5407, 5865, 16221, 27035, 81105, 91919, 124361, 275757, 373083, 459595, 621805, 1378785, 1865415, 2114137, 6342411, 10570685, 31712055]

約数ペア:

[(1, 31712055), (3, 10570685), (5, 6342411), (15, 2114137), (17, 1865415), (23, 1378785), (51, 621805), (69, 459595), (85, 373083), (115, 275757), (255, 124361), (345, 91919), (391, 81105), (1173, 27035), (1955, 16221), (5407, 5865)]