261736191

素因数分解:

$3^4\times {\mathrm{19}}^2\times {\mathrm{8951}}^1$

素因数の和:9001

約数の個数: 30

約数和(自身を含む): 412696152

約数和(自身を除く): 150959961

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 361, 513, 1083, 1539, 3249, 8951, 9747, 26853, 29241, 80559, 170069, 241677, 510207, 725031, 1530621, 3231311, 4591863, 9693933, 13775589, 29081799, 87245397, 261736191]

約数ペア:

[(1, 261736191), (3, 87245397), (9, 29081799), (19, 13775589), (27, 9693933), (57, 4591863), (81, 3231311), (171, 1530621), (361, 725031), (513, 510207), (1083, 241677), (1539, 170069), (3249, 80559), (8951, 29241), (9747, 26853)]