261996153

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{12421}}^1$

素因数の和:12592

約数の個数: 16

約数和(自身を含む): 357753600

約数和(自身を除く): 95757447

約数列:

[1, 3, 79, 89, 237, 267, 7031, 12421, 21093, 37263, 981259, 1105469, 2943777, 3316407, 87332051, 261996153]

約数ペア:

[(1, 261996153), (3, 87332051), (79, 3316407), (89, 2943777), (237, 1105469), (267, 981259), (7031, 37263), (12421, 21093)]