221447835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{967}}^1$

素因数の和:1712

約数の個数: 48

約数和(自身を含む): 439735296

約数和(自身を除く): 218287461

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 727, 967, 2181, 2901, 3635, 4835, 5089, 6543, 6769, 8703, 10905, 14505, 15267, 20307, 25445, 32715, 33845, 43515, 45801, 60921, 76335, 101535, 229005, 304605, 703009, 2109027, 3515045, 4921063, 6327081, 10545135, 14763189, 24605315, 31635405, 44289567, 73815945, 221447835]

約数ペア:

[(1, 221447835), (3, 73815945), (5, 44289567), (7, 31635405), (9, 24605315), (15, 14763189), (21, 10545135), (35, 6327081), (45, 4921063), (63, 3515045), (105, 2109027), (315, 703009), (727, 304605), (967, 229005), (2181, 101535), (2901, 76335), (3635, 60921), (4835, 45801), (5089, 43515), (6543, 33845), (6769, 32715), (8703, 25445), (10905, 20307), (14505, 15267)]