2080329399

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{18517}}^1$

素因数の和:18621

約数の個数: 40

約数和(自身を含む): 3316203440

約数和(自身を除く): 1235874041

約数列:

[1, 3, 9, 19, 27, 57, 73, 81, 171, 219, 513, 657, 1387, 1539, 1971, 4161, 5913, 12483, 18517, 37449, 55551, 112347, 166653, 351823, 499959, 1055469, 1351741, 1499877, 3166407, 4055223, 9499221, 12165669, 25683079, 28497663, 36497007, 77049237, 109491021, 231147711, 693443133, 2080329399]

約数ペア:

[(1, 2080329399), (3, 693443133), (9, 231147711), (19, 109491021), (27, 77049237), (57, 36497007), (73, 28497663), (81, 25683079), (171, 12165669), (219, 9499221), (513, 4055223), (657, 3166407), (1387, 1499877), (1539, 1351741), (1971, 1055469), (4161, 499959), (5913, 351823), (12483, 166653), (18517, 112347), (37449, 55551)]