8516691

素因数分解:

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

素因数の和:260

約数の個数: 32

約数和(自身を含む): 13320000

約数和(自身を除く): 4803309

約数列:

[1, 3, 9, 27, 29, 73, 87, 149, 219, 261, 447, 657, 783, 1341, 1971, 2117, 4023, 4321, 6351, 10877, 12963, 19053, 32631, 38889, 57159, 97893, 116667, 293679, 315433, 946299, 2838897, 8516691]

約数ペア:

[(1, 8516691), (3, 2838897), (9, 946299), (27, 315433), (29, 293679), (73, 116667), (87, 97893), (149, 57159), (219, 38889), (261, 32631), (447, 19053), (657, 12963), (783, 10877), (1341, 6351), (1971, 4321), (2117, 4023)]