2783285826129

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{121531}}^1$

素因数の和:122232

約数の個数: 80

約数和(自身を含む): 4573958906880

約数和(自身を除く): 1790673080751

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 437, 513, 621, 647, 1311, 1539, 1863, 1941, 3933, 5823, 11799, 12293, 14881, 17469, 35397, 36879, 44643, 52407, 110637, 121531, 133929, 282739, 331911, 364593, 401787, 848217, 995733, 1093779, 1205361, 2309089, 2544651, 2795213, 3281337, 6927267, 7633953, 8385639, 9844011, 20781801, 22901859, 25156917, 53109047, 62345403, 75470751, 78630557, 159327141, 187036209, 226412253, 235891671, 477981423, 707675013, 1433944269, 1493980583, 1808502811, 2123025039, 4301832807, 4481941749, 5425508433, 6369075117, 13445825247, 16276525299, 34361553409, 40337475741, 48829575897, 103084660227, 121012427223, 146488727691, 309253980681, 927761942043, 2783285826129]

約数ペア:

[(1, 2783285826129), (3, 927761942043), (9, 309253980681), (19, 146488727691), (23, 121012427223), (27, 103084660227), (57, 48829575897), (69, 40337475741), (81, 34361553409), (171, 16276525299), (207, 13445825247), (437, 6369075117), (513, 5425508433), (621, 4481941749), (647, 4301832807), (1311, 2123025039), (1539, 1808502811), (1863, 1493980583), (1941, 1433944269), (3933, 707675013), (5823, 477981423), (11799, 235891671), (12293, 226412253), (14881, 187036209), (17469, 159327141), (35397, 78630557), (36879, 75470751), (44643, 62345403), (52407, 53109047), (110637, 25156917), (121531, 22901859), (133929, 20781801), (282739, 9844011), (331911, 8385639), (364593, 7633953), (401787, 6927267), (848217, 3281337), (995733, 2795213), (1093779, 2544651), (1205361, 2309089)]