209214049

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{19231}}^1$

素因数の和:19308

約数の個数: 16

約数和(自身を含む): 243707904

約数和(自身を除く): 34493855

約数列:

[1, 11, 23, 43, 253, 473, 989, 10879, 19231, 211541, 442313, 826933, 4865443, 9096263, 19019459, 209214049]

約数ペア:

[(1, 209214049), (11, 19019459), (23, 9096263), (43, 4865443), (253, 826933), (473, 442313), (989, 211541), (10879, 19231)]