728541405

素因数分解:

$3^3\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{4129}}^1$

素因数の和:5450

約数の個数: 32

約数和(自身を含む): 1296489600

約数和(自身を除く): 567948195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1307, 3921, 4129, 6535, 11763, 12387, 19605, 20645, 35289, 37161, 58815, 61935, 111483, 176445, 185805, 557415, 5396603, 16189809, 26983015, 48569427, 80949045, 145708281, 242847135, 728541405]

約数ペア:

[(1, 728541405), (3, 242847135), (5, 145708281), (9, 80949045), (15, 48569427), (27, 26983015), (45, 16189809), (135, 5396603), (1307, 557415), (3921, 185805), (4129, 176445), (6535, 111483), (11763, 61935), (12387, 58815), (19605, 37161), (20645, 35289)]