12879885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 22106880

約数和(自身を除く): 9226995

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 1009, 2553, 3027, 4255, 5045, 12765, 15135, 23207, 37333, 69621, 111999, 116035, 186665, 348105, 559995, 858659, 2575977, 4293295, 12879885]

約数ペア:

[(1, 12879885), (3, 4293295), (5, 2575977), (15, 858659), (23, 559995), (37, 348105), (69, 186665), (111, 116035), (115, 111999), (185, 69621), (345, 37333), (555, 23207), (851, 15135), (1009, 12765), (2553, 5045), (3027, 4255)]