85657887

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 145297152

約数和(自身を除く): 59639265

約数列:

[1, 3, 7, 9, 21, 63, 97, 107, 131, 291, 321, 393, 679, 749, 873, 917, 963, 1179, 2037, 2247, 2751, 6111, 6741, 8253, 10379, 12707, 14017, 31137, 38121, 42051, 72653, 88949, 93411, 98119, 114363, 126153, 217959, 266847, 294357, 653877, 800541, 883071, 1359649, 4078947, 9517543, 12236841, 28552629, 85657887]

約数ペア:

[(1, 85657887), (3, 28552629), (7, 12236841), (9, 9517543), (21, 4078947), (63, 1359649), (97, 883071), (107, 800541), (131, 653877), (291, 294357), (321, 266847), (393, 217959), (679, 126153), (749, 114363), (873, 98119), (917, 93411), (963, 88949), (1179, 72653), (2037, 42051), (2247, 38121), (2751, 31137), (6111, 14017), (6741, 12707), (8253, 10379)]