87790395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2676

約数の個数: 64

約数和(自身を含む): 181232640

約数和(自身を除く): 93442245

約数列:

[1, 3, 5, 7, 11, 15, 21, 29, 33, 35, 55, 77, 87, 105, 145, 165, 203, 231, 319, 385, 435, 609, 957, 1015, 1155, 1595, 2233, 2621, 3045, 4785, 6699, 7863, 11165, 13105, 18347, 28831, 33495, 39315, 55041, 76009, 86493, 91735, 144155, 201817, 228027, 275205, 380045, 432465, 532063, 605451, 836099, 1009085, 1140135, 1596189, 2508297, 2660315, 3027255, 4180495, 5852693, 7980945, 12541485, 17558079, 29263465, 87790395]

約数ペア:

[(1, 87790395), (3, 29263465), (5, 17558079), (7, 12541485), (11, 7980945), (15, 5852693), (21, 4180495), (29, 3027255), (33, 2660315), (35, 2508297), (55, 1596189), (77, 1140135), (87, 1009085), (105, 836099), (145, 605451), (165, 532063), (203, 432465), (231, 380045), (319, 275205), (385, 228027), (435, 201817), (609, 144155), (957, 91735), (1015, 86493), (1155, 76009), (1595, 55041), (2233, 39315), (2621, 33495), (3045, 28831), (4785, 18347), (6699, 13105), (7863, 11165)]