30680321

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{3889}}^1$

素因数の和:3933

約数の個数: 16

約数和(自身を含む): 37344000

約数和(自身を除く): 6663679

約数列:

[1, 7, 23, 49, 161, 343, 1127, 3889, 7889, 27223, 89447, 190561, 626129, 1333927, 4382903, 30680321]

約数ペア:

[(1, 30680321), (7, 4382903), (23, 1333927), (49, 626129), (161, 190561), (343, 89447), (1127, 27223), (3889, 7889)]