2543814

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1581

約数の個数: 48

約数和(自身を含む): 6787872

約数和(自身を除く): 4244058

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1553, 1638, 3106, 4659, 9318, 10871, 13977, 20189, 21742, 27954, 32613, 40378, 60567, 65226, 97839, 121134, 141323, 181701, 195678, 282646, 363402, 423969, 847938, 1271907, 2543814]

約数ペア:

[(1, 2543814), (2, 1271907), (3, 847938), (6, 423969), (7, 363402), (9, 282646), (13, 195678), (14, 181701), (18, 141323), (21, 121134), (26, 97839), (39, 65226), (42, 60567), (63, 40378), (78, 32613), (91, 27954), (117, 21742), (126, 20189), (182, 13977), (234, 10871), (273, 9318), (546, 4659), (819, 3106), (1553, 1638)]