26349219

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 44844800

約数和(自身を除く): 18495581

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 439, 513, 741, 1053, 1317, 1539, 2223, 3159, 3951, 4617, 5707, 6669, 8341, 11853, 17121, 20007, 25023, 35559, 51363, 60021, 75069, 106677, 108433, 154089, 225207, 325299, 462267, 675621, 975897, 1386801, 2026863, 2927691, 8783073, 26349219]

約数ペア:

[(1, 26349219), (3, 8783073), (9, 2927691), (13, 2026863), (19, 1386801), (27, 975897), (39, 675621), (57, 462267), (81, 325299), (117, 225207), (171, 154089), (243, 108433), (247, 106677), (351, 75069), (439, 60021), (513, 51363), (741, 35559), (1053, 25023), (1317, 20007), (1539, 17121), (2223, 11853), (3159, 8341), (3951, 6669), (4617, 5707)]