208897711

素因数分解:

${\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 230630400

約数和(自身を除く): 21732689

約数列:

[1, 11, 181, 239, 439, 1991, 2629, 4829, 43259, 79459, 104921, 475849, 874049, 1154131, 18990701, 208897711]

約数ペア:

[(1, 208897711), (11, 18990701), (181, 1154131), (239, 874049), (439, 475849), (1991, 104921), (2629, 79459), (4829, 43259)]