81872931

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{53407}}^1$

素因数の和:53490

約数の個数: 16

約数和(自身を含む): 126470144

約数和(自身を除く): 44597213

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 53407, 160221, 373849, 1121547, 3898711, 11696133, 27290977, 81872931]

約数ペア:

[(1, 81872931), (3, 27290977), (7, 11696133), (21, 3898711), (73, 1121547), (219, 373849), (511, 160221), (1533, 53407)]