78816402

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{9929}}^1$

素因数の和:9957

約数の個数: 60

約数和(自身を含む): 205461630

約数和(自身を除く): 126645228

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2646, 3969, 7938, 9929, 19858, 29787, 59574, 69503, 89361, 139006, 178722, 208509, 268083, 417018, 486521, 536166, 625527, 804249, 973042, 1251054, 1459563, 1608498, 1876581, 2919126, 3753162, 4378689, 5629743, 8757378, 11259486, 13136067, 26272134, 39408201, 78816402]

約数ペア:

[(1, 78816402), (2, 39408201), (3, 26272134), (6, 13136067), (7, 11259486), (9, 8757378), (14, 5629743), (18, 4378689), (21, 3753162), (27, 2919126), (42, 1876581), (49, 1608498), (54, 1459563), (63, 1251054), (81, 973042), (98, 804249), (126, 625527), (147, 536166), (162, 486521), (189, 417018), (294, 268083), (378, 208509), (441, 178722), (567, 139006), (882, 89361), (1134, 69503), (1323, 59574), (2646, 29787), (3969, 19858), (7938, 9929)]