2741445

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{967}}^1$

素因数の和:991

約数の個数: 40

約数和(自身を含む): 5622144

約数和(自身を除く): 2880699

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 967, 2835, 2901, 4835, 6769, 8703, 14505, 20307, 26109, 33845, 43515, 60921, 78327, 101535, 130545, 182763, 304605, 391635, 548289, 913815, 2741445]

約数ペア:

[(1, 2741445), (3, 913815), (5, 548289), (7, 391635), (9, 304605), (15, 182763), (21, 130545), (27, 101535), (35, 78327), (45, 60921), (63, 43515), (81, 33845), (105, 26109), (135, 20307), (189, 14505), (315, 8703), (405, 6769), (567, 4835), (945, 2901), (967, 2835)]