1273019042

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{643589}}^1$

素因数の和:643657

約数の個数: 16

約数和(自身を含む): 2038893120

約数和(自身を除く): 765874078

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 643589, 1287178, 14802547, 27674327, 29605094, 55348654, 636509521, 1273019042]

約数ペア:

[(1, 1273019042), (2, 636509521), (23, 55348654), (43, 29605094), (46, 27674327), (86, 14802547), (989, 1287178), (1978, 643589)]