872181567

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{21521}}^1$

素因数の和:21628

約数の個数: 32

約数和(自身を含む): 1377408000

約数和(自身を除く): 505226433

約数列:

[1, 3, 9, 19, 27, 57, 79, 171, 237, 513, 711, 1501, 2133, 4503, 13509, 21521, 40527, 64563, 193689, 408899, 581067, 1226697, 1700159, 3680091, 5100477, 11040273, 15301431, 32303021, 45904293, 96909063, 290727189, 872181567]

約数ペア:

[(1, 872181567), (3, 290727189), (9, 96909063), (19, 45904293), (27, 32303021), (57, 15301431), (79, 11040273), (171, 5100477), (237, 3680091), (513, 1700159), (711, 1226697), (1501, 581067), (2133, 408899), (4503, 193689), (13509, 64563), (21521, 40527)]