7957197

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:714

約数の個数: 20

約数和(自身を含む): 11971740

約数和(自身を除く): 4014543

約数列:

[1, 3, 9, 27, 81, 193, 509, 579, 1527, 1737, 4581, 5211, 13743, 15633, 41229, 98237, 294711, 884133, 2652399, 7957197]

約数ペア:

[(1, 7957197), (3, 2652399), (9, 884133), (27, 294711), (81, 98237), (193, 41229), (509, 15633), (579, 13743), (1527, 5211), (1737, 4581)]