68490191

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4099}}^1$

素因数の和:4155

約数の個数: 24

約数和(自身を含む): 89740800

約数和(自身を除く): 21250609

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 539, 1519, 2387, 4099, 16709, 28693, 45089, 127069, 200851, 315623, 889483, 1397759, 2209361, 6226381, 9784313, 68490191]

約数ペア:

[(1, 68490191), (7, 9784313), (11, 6226381), (31, 2209361), (49, 1397759), (77, 889483), (217, 315623), (341, 200851), (539, 127069), (1519, 45089), (2387, 28693), (4099, 16709)]