78345721

素因数分解:

${\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 84369600

約数和(自身を除く): 6023879

約数列:

[1, 19, 89, 107, 433, 1691, 2033, 8227, 9523, 38537, 46331, 180937, 732203, 880289, 4123459, 78345721]

約数ペア:

[(1, 78345721), (19, 4123459), (89, 880289), (107, 732203), (433, 180937), (1691, 46331), (2033, 38537), (8227, 9523)]