12402845

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27259}}^1$

素因数の和:27284

約数の個数: 16

約数和(自身を含む): 18318720

約数和(自身を除く): 5915875

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 27259, 136295, 190813, 354367, 954065, 1771835, 2480569, 12402845]

約数ペア:

[(1, 12402845), (5, 2480569), (7, 1771835), (13, 954065), (35, 354367), (65, 190813), (91, 136295), (455, 27259)]