28607649

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10399}}^1$

素因数の和:10540

約数の個数: 16

約数和(自身を含む): 43929600

約数和(自身を除く): 15321951

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 10399, 31197, 72793, 218379, 1362269, 4086807, 9535883, 28607649]

約数ペア:

[(1, 28607649), (3, 9535883), (7, 4086807), (21, 1362269), (131, 218379), (393, 72793), (917, 31197), (2751, 10399)]