1640986494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{39071107}}^1$

素因数の和:39071119

約数の個数: 16

約数和(自身を含む): 3750826368

約数和(自身を除く): 2109839874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 39071107, 78142214, 117213321, 234426642, 273497749, 546995498, 820493247, 1640986494]

約数ペア:

[(1, 1640986494), (2, 820493247), (3, 546995498), (6, 273497749), (7, 234426642), (14, 117213321), (21, 78142214), (42, 39071107)]