189289009

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{42451}}^1$

素因数の和:42485

約数の個数: 16

約数和(自身を含む): 237731200

約数和(自身を除く): 48442191

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 42451, 297157, 551863, 2080099, 3863041, 14560693, 27041287, 189289009]

約数ペア:

[(1, 189289009), (7, 27041287), (13, 14560693), (49, 3863041), (91, 2080099), (343, 551863), (637, 297157), (4459, 42451)]