12758984

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3209}}^1$

素因数の和:3293

約数の個数: 32

約数和(自身を含む): 27734400

約数和(自身を除く): 14975416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3209, 3976, 6418, 12836, 22463, 25672, 44926, 89852, 179704, 227839, 455678, 911356, 1594873, 1822712, 3189746, 6379492, 12758984]

約数ペア:

[(1, 12758984), (2, 6379492), (4, 3189746), (7, 1822712), (8, 1594873), (14, 911356), (28, 455678), (56, 227839), (71, 179704), (142, 89852), (284, 44926), (497, 25672), (568, 22463), (994, 12836), (1988, 6418), (3209, 3976)]