2013122241

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{26189}}^1$

素因数の和:26287

約数の個数: 40

約数和(自身を含む): 3283073640

約数和(自身を除く): 1269951399

約数列:

[1, 3, 9, 13, 27, 39, 73, 81, 117, 219, 351, 657, 949, 1053, 1971, 2847, 5913, 8541, 25623, 26189, 76869, 78567, 235701, 340457, 707103, 1021371, 1911797, 2121309, 3064113, 5735391, 9192339, 17206173, 24853361, 27577017, 51618519, 74560083, 154855557, 223680249, 671040747, 2013122241]

約数ペア:

[(1, 2013122241), (3, 671040747), (9, 223680249), (13, 154855557), (27, 74560083), (39, 51618519), (73, 27577017), (81, 24853361), (117, 17206173), (219, 9192339), (351, 5735391), (657, 3064113), (949, 2121309), (1053, 1911797), (1971, 1021371), (2847, 707103), (5913, 340457), (8541, 235701), (25623, 78567), (26189, 76869)]