31521994

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{5273}}^1$

素因数の和:5350

約数の個数: 24

約数和(自身を含む): 55914948

約数和(自身を除く): 24392954

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5273, 5978, 10546, 36911, 73822, 258377, 321653, 516754, 643306, 2251571, 4503142, 15760997, 31521994]

約数ペア:

[(1, 31521994), (2, 15760997), (7, 4503142), (14, 2251571), (49, 643306), (61, 516754), (98, 321653), (122, 258377), (427, 73822), (854, 36911), (2989, 10546), (5273, 5978)]