201320931

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{73181}}^1$

素因数の和:73322

約数の個数: 16

約数和(自身を含む): 309120768

約数和(自身を除く): 107799837

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 73181, 219543, 512267, 1536801, 9586711, 28760133, 67106977, 201320931]

約数ペア:

[(1, 201320931), (3, 67106977), (7, 28760133), (21, 9586711), (131, 1536801), (393, 512267), (917, 219543), (2751, 73181)]