209778239

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{7607}}^1$

素因数の和:7750

約数の個数: 16

約数和(自身を含む): 241021440

約数和(自身を除く): 31243201

約数列:

[1, 11, 23, 109, 253, 1199, 2507, 7607, 27577, 83677, 174961, 829163, 1924571, 9120793, 19070749, 209778239]

約数ペア:

[(1, 209778239), (11, 19070749), (23, 9120793), (109, 1924571), (253, 829163), (1199, 174961), (2507, 83677), (7607, 27577)]