54640215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1949}}^1$

素因数の和:2056

約数の個数: 48

約数和(自身を含む): 109512000

約数和(自身を除く): 54871785

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 89, 105, 267, 315, 445, 623, 801, 1335, 1869, 1949, 3115, 4005, 5607, 5847, 9345, 9745, 13643, 17541, 28035, 29235, 40929, 68215, 87705, 122787, 173461, 204645, 520383, 613935, 867305, 1214227, 1561149, 2601915, 3642681, 6071135, 7805745, 10928043, 18213405, 54640215]

約数ペア:

[(1, 54640215), (3, 18213405), (5, 10928043), (7, 7805745), (9, 6071135), (15, 3642681), (21, 2601915), (35, 1561149), (45, 1214227), (63, 867305), (89, 613935), (105, 520383), (267, 204645), (315, 173461), (445, 122787), (623, 87705), (801, 68215), (1335, 40929), (1869, 29235), (1949, 28035), (3115, 17541), (4005, 13643), (5607, 9745), (5847, 9345)]