87857847

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1307}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 159973632

約数和(自身を除く): 72115785

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 97, 99, 231, 291, 679, 693, 873, 1067, 1307, 2037, 3201, 3921, 6111, 7469, 9149, 9603, 11763, 14377, 22407, 27447, 43131, 67221, 82341, 100639, 126779, 129393, 301917, 380337, 887453, 905751, 1141011, 1394569, 2662359, 4183707, 7987077, 9761983, 12551121, 29285949, 87857847]

約数ペア:

[(1, 87857847), (3, 29285949), (7, 12551121), (9, 9761983), (11, 7987077), (21, 4183707), (33, 2662359), (63, 1394569), (77, 1141011), (97, 905751), (99, 887453), (231, 380337), (291, 301917), (679, 129393), (693, 126779), (873, 100639), (1067, 82341), (1307, 67221), (2037, 43131), (3201, 27447), (3921, 22407), (6111, 14377), (7469, 11763), (9149, 9603)]