27787725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{5881}}^1$

素因数の和:5907

約数の個数: 48

約数和(自身を含む): 58349440

約数和(自身を除く): 30561715

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 5881, 17643, 29405, 41167, 52929, 88215, 123501, 147025, 158787, 205835, 264645, 370503, 441075, 617505, 793935, 1029175, 1111509, 1323225, 1852515, 3087525, 3969675, 5557545, 9262575, 27787725]

約数ペア:

[(1, 27787725), (3, 9262575), (5, 5557545), (7, 3969675), (9, 3087525), (15, 1852515), (21, 1323225), (25, 1111509), (27, 1029175), (35, 793935), (45, 617505), (63, 441075), (75, 370503), (105, 264645), (135, 205835), (175, 158787), (189, 147025), (225, 123501), (315, 88215), (525, 52929), (675, 41167), (945, 29405), (1575, 17643), (4725, 5881)]