15639241

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 16927488

約数和(自身を除く): 1288247

約数列:

[1, 23, 61, 71, 157, 1403, 1633, 3611, 4331, 9577, 11147, 99613, 220271, 256381, 679967, 15639241]

約数ペア:

[(1, 15639241), (23, 679967), (61, 256381), (71, 220271), (157, 99613), (1403, 11147), (1633, 9577), (3611, 4331)]