256223519

素因数分解:

${\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 271035072

約数和(自身を除く): 14811553

約数列:

[1, 23, 193, 197, 293, 4439, 4531, 6739, 38021, 56549, 57721, 874483, 1300627, 1327583, 11140153, 256223519]

約数ペア:

[(1, 256223519), (23, 11140153), (193, 1327583), (197, 1300627), (293, 874483), (4439, 57721), (4531, 56549), (6739, 38021)]