26620191

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 42840000

約数和(自身を除く): 16219809

約数列:

[1, 3, 9, 13, 27, 39, 117, 149, 351, 447, 509, 1341, 1527, 1937, 4023, 4581, 5811, 6617, 13743, 17433, 19851, 52299, 59553, 75841, 178659, 227523, 682569, 985933, 2047707, 2957799, 8873397, 26620191]

約数ペア:

[(1, 26620191), (3, 8873397), (9, 2957799), (13, 2047707), (27, 985933), (39, 682569), (117, 227523), (149, 178659), (351, 75841), (447, 59553), (509, 52299), (1341, 19851), (1527, 17433), (1937, 13743), (4023, 6617), (4581, 5811)]