30906909

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:410

約数の個数: 36

約数和(自身を含む): 49732956

約数和(自身を除く): 18826047

約数列:

[1, 3, 9, 11, 33, 99, 101, 121, 281, 303, 363, 843, 909, 1089, 1111, 2529, 3091, 3333, 9273, 9999, 12221, 27819, 28381, 34001, 36663, 85143, 102003, 109989, 255429, 306009, 312191, 936573, 2809719, 3434101, 10302303, 30906909]

約数ペア:

[(1, 30906909), (3, 10302303), (9, 3434101), (11, 2809719), (33, 936573), (99, 312191), (101, 306009), (121, 255429), (281, 109989), (303, 102003), (363, 85143), (843, 36663), (909, 34001), (1089, 28381), (1111, 27819), (2529, 12221), (3091, 9999), (3333, 9273)]