388168494

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{1320301}}^1$

素因数の和:1320320

約数の個数: 24

約数和(自身を含む): 903086568

約数和(自身を除く): 514918074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 1320301, 2640602, 3960903, 7921806, 9242107, 18484214, 27726321, 55452642, 64694749, 129389498, 194084247, 388168494]

約数ペア:

[(1, 388168494), (2, 194084247), (3, 129389498), (6, 64694749), (7, 55452642), (14, 27726321), (21, 18484214), (42, 9242107), (49, 7921806), (98, 3960903), (147, 2640602), (294, 1320301)]