16420005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{52127}}^1$

素因数の和:52145

約数の個数: 24

約数和(自身を含む): 32527872

約数和(自身を除く): 16107867

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 52127, 156381, 260635, 364889, 469143, 781905, 1094667, 1824445, 2345715, 3284001, 5473335, 16420005]

約数ペア:

[(1, 16420005), (3, 5473335), (5, 3284001), (7, 2345715), (9, 1824445), (15, 1094667), (21, 781905), (35, 469143), (45, 364889), (63, 260635), (105, 156381), (315, 52127)]