208468931

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{9151}}^1$

素因数の和:9290

約数の個数: 16

約数和(自身を含む): 241612800

約数和(自身を除く): 33143869

約数列:

[1, 11, 19, 109, 209, 1199, 2071, 9151, 22781, 100661, 173869, 997459, 1912559, 10972049, 18951721, 208468931]

約数ペア:

[(1, 208468931), (11, 18951721), (19, 10972049), (109, 1912559), (209, 997459), (1199, 173869), (2071, 100661), (9151, 22781)]