78875019

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{719}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 124416000

約数和(自身を除く): 45540981

約数列:

[1, 3, 9, 17, 27, 51, 153, 239, 459, 717, 719, 2151, 2157, 4063, 6453, 6471, 12189, 12223, 19413, 36567, 36669, 109701, 110007, 171841, 330021, 515523, 1546569, 2921297, 4639707, 8763891, 26291673, 78875019]

約数ペア:

[(1, 78875019), (3, 26291673), (9, 8763891), (17, 4639707), (27, 2921297), (51, 1546569), (153, 515523), (239, 330021), (459, 171841), (717, 110007), (719, 109701), (2151, 36669), (2157, 36567), (4063, 19413), (6453, 12223), (6471, 12189)]