207900427

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{2789}}^1$

素因数の和:3282

約数の個数: 16

約数和(自身を含む): 248555520

約数和(自身を除く): 40655093

約数列:

[1, 7, 23, 161, 463, 2789, 3241, 10649, 19523, 64147, 74543, 449029, 1291307, 9039149, 29700061, 207900427]

約数ペア:

[(1, 207900427), (7, 29700061), (23, 9039149), (161, 1291307), (463, 449029), (2789, 74543), (3241, 64147), (10649, 19523)]