12870928

素因数分解:

$2^4\times 7^2\times {\mathrm{16417}}^1$

素因数の和:16439

約数の個数: 30

約数和(自身を含む): 29010606

約数和(自身を除く): 16139678

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 16417, 32834, 65668, 114919, 131336, 229838, 262672, 459676, 804433, 919352, 1608866, 1838704, 3217732, 6435464, 12870928]

約数ペア:

[(1, 12870928), (2, 6435464), (4, 3217732), (7, 1838704), (8, 1608866), (14, 919352), (16, 804433), (28, 459676), (49, 262672), (56, 229838), (98, 131336), (112, 114919), (196, 65668), (392, 32834), (784, 16417)]