15641219

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 17950464

約数和(自身を除く): 2309245

約数列:

[1, 11, 23, 211, 253, 293, 2321, 3223, 4853, 6739, 53383, 61823, 74129, 680053, 1421929, 15641219]

約数ペア:

[(1, 15641219), (11, 1421929), (23, 680053), (211, 74129), (253, 61823), (293, 53383), (2321, 6739), (3223, 4853)]