209224449

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{54443}}^1$

素因数の和:54517

約数の個数: 24

約数和(自身を含む): 351054912

約数和(自身を除く): 141830463

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 54443, 163329, 381101, 489987, 1143303, 3321023, 3429909, 9963069, 23247161, 29889207, 69741483, 209224449]

約数ペア:

[(1, 209224449), (3, 69741483), (7, 29889207), (9, 23247161), (21, 9963069), (61, 3429909), (63, 3321023), (183, 1143303), (427, 489987), (549, 381101), (1281, 163329), (3843, 54443)]