81611544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21121}}^1$

素因数の和:21160

約数の個数: 64

約数和(自身を含む): 243325440

約数和(自身を除く): 161713896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 21121, 42242, 63363, 84484, 126726, 147847, 168968, 253452, 295694, 443541, 485783, 506904, 591388, 887082, 971566, 1182776, 1457349, 1774164, 1943132, 2914698, 3400481, 3548328, 3886264, 5829396, 6800962, 10201443, 11658792, 13601924, 20402886, 27203848, 40805772, 81611544]

約数ペア:

[(1, 81611544), (2, 40805772), (3, 27203848), (4, 20402886), (6, 13601924), (7, 11658792), (8, 10201443), (12, 6800962), (14, 5829396), (21, 3886264), (23, 3548328), (24, 3400481), (28, 2914698), (42, 1943132), (46, 1774164), (56, 1457349), (69, 1182776), (84, 971566), (92, 887082), (138, 591388), (161, 506904), (168, 485783), (184, 443541), (276, 295694), (322, 253452), (483, 168968), (552, 147847), (644, 126726), (966, 84484), (1288, 63363), (1932, 42242), (3864, 21121)]