243593

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 16

約数和(自身を含む): 311040

約数和(自身を除く): 67447

約数列:

[1, 7, 17, 23, 89, 119, 161, 391, 623, 1513, 2047, 2737, 10591, 14329, 34799, 243593]

約数ペア:

[(1, 243593), (7, 34799), (17, 14329), (23, 10591), (89, 2737), (119, 2047), (161, 1513), (391, 623)]