209178255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{863}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 397135872

約数和(自身を除く): 187957617

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 113, 143, 165, 195, 339, 429, 565, 715, 863, 1243, 1469, 1695, 2145, 2589, 3729, 4315, 4407, 6215, 7345, 9493, 11219, 12945, 16159, 18645, 22035, 28479, 33657, 47465, 48477, 56095, 80795, 97519, 123409, 142395, 168285, 242385, 292557, 370227, 487595, 617045, 1072709, 1267747, 1462785, 1851135, 3218127, 3803241, 5363545, 6338735, 13945217, 16090635, 19016205, 41835651, 69726085, 209178255]

約数ペア:

[(1, 209178255), (3, 69726085), (5, 41835651), (11, 19016205), (13, 16090635), (15, 13945217), (33, 6338735), (39, 5363545), (55, 3803241), (65, 3218127), (113, 1851135), (143, 1462785), (165, 1267747), (195, 1072709), (339, 617045), (429, 487595), (565, 370227), (715, 292557), (863, 242385), (1243, 168285), (1469, 142395), (1695, 123409), (2145, 97519), (2589, 80795), (3729, 56095), (4315, 48477), (4407, 47465), (6215, 33657), (7345, 28479), (9493, 22035), (11219, 18645), (12945, 16159)]