15212729

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1549}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 18451200

約数和(自身を除く): 3238471

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1549, 9821, 10843, 35627, 94489, 249389, 661423, 2173247, 15212729]

約数ペア:

[(1, 15212729), (7, 2173247), (23, 661423), (61, 249389), (161, 94489), (427, 35627), (1403, 10843), (1549, 9821)]