27281205

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{9623}}^1$

素因数の和:9647

約数の個数: 40

約数和(自身を含む): 55896192

約数和(自身を除く): 28614987

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 9623, 28869, 48115, 67361, 86607, 144345, 202083, 259821, 336805, 433035, 606249, 779463, 1010415, 1299105, 1818747, 3031245, 3897315, 5456241, 9093735, 27281205]

約数ペア:

[(1, 27281205), (3, 9093735), (5, 5456241), (7, 3897315), (9, 3031245), (15, 1818747), (21, 1299105), (27, 1010415), (35, 779463), (45, 606249), (63, 433035), (81, 336805), (105, 259821), (135, 202083), (189, 144345), (315, 86607), (405, 67361), (567, 48115), (945, 28869), (2835, 9623)]