2838897

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 4329000

約数和(自身を除く): 1490103

約数列:

[1, 3, 9, 29, 73, 87, 149, 219, 261, 447, 657, 1341, 2117, 4321, 6351, 10877, 12963, 19053, 32631, 38889, 97893, 315433, 946299, 2838897]

約数ペア:

[(1, 2838897), (3, 946299), (9, 315433), (29, 97893), (73, 38889), (87, 32631), (149, 19053), (219, 12963), (261, 10877), (447, 6351), (657, 4321), (1341, 2117)]