78470889

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{120539}}^1$

素因数の和:120580

約数の個数: 16

約数和(自身を含む): 123432960

約数和(自身を除く): 44962071

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 120539, 361617, 843773, 2531319, 3736709, 11210127, 26156963, 78470889]

約数ペア:

[(1, 78470889), (3, 26156963), (7, 11210127), (21, 3736709), (31, 2531319), (93, 843773), (217, 361617), (651, 120539)]