28165011

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{70589}}^1$

素因数の和:70618

約数の個数: 16

約数和(自身を含む): 45177600

約数和(自身を除く): 17012589

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 70589, 211767, 494123, 1341191, 1482369, 4023573, 9388337, 28165011]

約数ペア:

[(1, 28165011), (3, 9388337), (7, 4023573), (19, 1482369), (21, 1341191), (57, 494123), (133, 211767), (399, 70589)]