211902065

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{5003}}^1$

素因数の和:5248

約数の個数: 16

約数和(自身を含む): 261569088

約数和(自身を除く): 49667023

約数列:

[1, 5, 43, 197, 215, 985, 5003, 8471, 25015, 42355, 215129, 985591, 1075645, 4927955, 42380413, 211902065]

約数ペア:

[(1, 211902065), (5, 42380413), (43, 4927955), (197, 1075645), (215, 985591), (985, 215129), (5003, 42355), (8471, 25015)]