78489054

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{207643}}^1$

素因数の和:207661

約数の個数: 32

約数和(自身を含む): 199338240

約数和(自身を除く): 120849186

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 207643, 415286, 622929, 1245858, 1453501, 1868787, 2907002, 3737574, 4360503, 5606361, 8721006, 11212722, 13081509, 26163018, 39244527, 78489054]

約数ペア:

[(1, 78489054), (2, 39244527), (3, 26163018), (6, 13081509), (7, 11212722), (9, 8721006), (14, 5606361), (18, 4360503), (21, 3737574), (27, 2907002), (42, 1868787), (54, 1453501), (63, 1245858), (126, 622929), (189, 415286), (378, 207643)]