2991065

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 4748544

約数和(自身を除く): 1757479

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 457, 595, 935, 1309, 2285, 3199, 5027, 6545, 7769, 15995, 25135, 35189, 38845, 54383, 85459, 175945, 271915, 427295, 598213, 2991065]

約数ペア:

[(1, 2991065), (5, 598213), (7, 427295), (11, 271915), (17, 175945), (35, 85459), (55, 54383), (77, 38845), (85, 35189), (119, 25135), (187, 15995), (385, 7769), (457, 6545), (595, 5027), (935, 3199), (1309, 2285)]